Commit | Line | Data |
a0d0e21e |
1 | /* perl.h |
a687059c |
2 | * |
9607fc9c |
3 | * Copyright (c) 1987-1997, Larry Wall |
a687059c |
4 | * |
352d5a3a |
5 | * You may distribute under the terms of either the GNU General Public |
6 | * License or the Artistic License, as specified in the README file. |
8d063cd8 |
7 | * |
8d063cd8 |
8 | */ |
85e6fe83 |
9 | #ifndef H_PERL |
10 | #define H_PERL 1 |
a0d0e21e |
11 | #define OVERLOAD |
8d063cd8 |
12 | |
760ac839 |
13 | #ifdef PERL_FOR_X2P |
14 | /* |
15 | * This file is being used for x2p stuff. |
16 | * Above symbol is defined via -D in 'x2p/Makefile.SH' |
17 | * Decouple x2p stuff from some of perls more extreme eccentricities. |
18 | */ |
760ac839 |
19 | #undef EMBED |
55497cff |
20 | #undef NO_EMBED |
21 | #define NO_EMBED |
22 | #undef MULTIPLICITY |
760ac839 |
23 | #undef USE_STDIO |
24 | #define USE_STDIO |
25 | #endif /* PERL_FOR_X2P */ |
26 | |
71be2cbc |
27 | #define VOIDUSED 1 |
28 | #include "config.h" |
29 | |
30 | #include "embed.h" |
31 | |
462e5cf6 |
32 | #ifdef OP_IN_REGISTER |
33 | # ifdef __GNUC__ |
34 | # define stringify_immed(s) #s |
35 | # define stringify(s) stringify_immed(s) |
36 | register struct op *op asm(stringify(OP_IN_REGISTER)); |
37 | # endif |
38 | #endif |
39 | |
728e2803 |
40 | /* |
41 | * STMT_START { statements; } STMT_END; |
42 | * can be used as a single statement, as in |
43 | * if (x) STMT_START { ... } STMT_END; else ... |
44 | * |
45 | * Trying to select a version that gives no warnings... |
46 | */ |
47 | #if !(defined(STMT_START) && defined(STMT_END)) |
169d69b2 |
48 | # if defined(__GNUC__) && !defined(__STRICT_ANSI__) && !defined(__cplusplus) |
728e2803 |
49 | # define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */ |
50 | # define STMT_END ) |
51 | # else |
52 | /* Now which other defined()s do we need here ??? */ |
53 | # if (VOIDFLAGS) && (defined(sun) || defined(__sun__)) |
54 | # define STMT_START if (1) |
55 | # define STMT_END else (void)0 |
56 | # else |
57 | # define STMT_START do |
58 | # define STMT_END while (0) |
59 | # endif |
60 | # endif |
61 | #endif |
62 | |
462e5cf6 |
63 | #define NOOP (void)0 |
64 | |
0f15f207 |
65 | #define WITH_THR(s) do { dTHR; s; } while (0) |
ea0efc06 |
66 | |
11343788 |
67 | #ifdef USE_THREADS |
ea0efc06 |
68 | # ifdef FAKE_THREADS |
69 | # include "fakethr.h" |
70 | # else |
71 | # ifdef WIN32 |
72 | # include "win32/win32thread.h" |
73 | # else |
74 | # include <pthread.h> |
12ca11f6 |
75 | typedef pthread_mutex_t perl_mutex; |
76 | typedef pthread_cond_t perl_cond; |
0f15f207 |
77 | typedef pthread_key_t perl_key; |
ea0efc06 |
78 | # endif /* WIN32 */ |
79 | # endif /* FAKE_THREADS */ |
12ca11f6 |
80 | #endif /* USE_THREADS */ |
11343788 |
81 | |
55497cff |
82 | /* |
83 | * SOFT_CAST can be used for args to prototyped functions to retain some |
84 | * type checking; it only casts if the compiler does not know prototypes. |
85 | */ |
86 | #if defined(CAN_PROTOTYPE) && defined(DEBUGGING_COMPILE) |
87 | #define SOFT_CAST(type) |
88 | #else |
89 | #define SOFT_CAST(type) (type) |
90 | #endif |
79072805 |
91 | |
92 | #ifndef BYTEORDER |
93 | # define BYTEORDER 0x1234 |
94 | #endif |
95 | |
96 | /* Overall memory policy? */ |
97 | #ifndef CONSERVATIVE |
98 | # define LIBERAL 1 |
99 | #endif |
100 | |
101 | /* |
102 | * The following contortions are brought to you on behalf of all the |
103 | * standards, semi-standards, de facto standards, not-so-de-facto standards |
104 | * of the world, as well as all the other botches anyone ever thought of. |
105 | * The basic theory is that if we work hard enough here, the rest of the |
106 | * code can be a lot prettier. Well, so much for theory. Sorry, Henry... |
107 | */ |
ac58e20f |
108 | |
ee0007ab |
109 | /* define this once if either system, instead of cluttering up the src */ |
68dc0745 |
110 | #if defined(MSDOS) || defined(atarist) || defined(WIN32) |
ee0007ab |
111 | #define DOSISH 1 |
112 | #endif |
113 | |
a0d0e21e |
114 | #if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) |
352d5a3a |
115 | # define STANDARD_C 1 |
116 | #endif |
117 | |
68dc0745 |
118 | #if defined(__cplusplus) || defined(WIN32) |
119 | # define DONT_DECLARE_STD 1 |
120 | #endif |
121 | |
352d5a3a |
122 | #if defined(HASVOLATILE) || defined(STANDARD_C) |
79072805 |
123 | # ifdef __cplusplus |
124 | # define VOL // to temporarily suppress warnings |
125 | # else |
126 | # define VOL volatile |
127 | # endif |
663a0e37 |
128 | #else |
79072805 |
129 | # define VOL |
663a0e37 |
130 | #endif |
131 | |
bbce6d69 |
132 | #define TAINT (tainted = TRUE) |
133 | #define TAINT_NOT (tainted = FALSE) |
134 | #define TAINT_IF(c) if (c) { tainted = TRUE; } |
135 | #define TAINT_ENV() if (tainting) { taint_env(); } |
136 | #define TAINT_PROPER(s) if (tainting) { taint_proper(no_security, s); } |
a687059c |
137 | |
a6e633de |
138 | /* XXX All process group stuff is handled in pp_sys.c. Should these |
139 | defines move there? If so, I could simplify this a lot. --AD 9/96. |
140 | */ |
141 | /* Process group stuff changed from traditional BSD to POSIX. |
142 | perlfunc.pod documents the traditional BSD-style syntax, so we'll |
143 | try to preserve that, if possible. |
144 | */ |
145 | #ifdef HAS_SETPGID |
146 | # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp)) |
c07a80fd |
147 | #else |
a6e633de |
148 | # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP) |
149 | # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp)) |
150 | # else |
151 | # ifdef HAS_SETPGRP2 /* DG/UX */ |
152 | # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp)) |
153 | # endif |
154 | # endif |
155 | #endif |
156 | #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP) |
157 | # define HAS_SETPGRP /* Well, effectively it does . . . */ |
158 | #endif |
159 | |
160 | /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes |
161 | our life easier :-) so we'll try it. |
162 | */ |
163 | #ifdef HAS_GETPGID |
164 | # define BSD_GETPGRP(pid) getpgid((pid)) |
165 | #else |
166 | # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP) |
167 | # define BSD_GETPGRP(pid) getpgrp((pid)) |
168 | # else |
169 | # ifdef HAS_GETPGRP2 /* DG/UX */ |
170 | # define BSD_GETPGRP(pid) getpgrp2((pid)) |
171 | # endif |
172 | # endif |
173 | #endif |
174 | #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP) |
175 | # define HAS_GETPGRP /* Well, effectively it does . . . */ |
176 | #endif |
177 | |
178 | /* These are not exact synonyms, since setpgrp() and getpgrp() may |
179 | have different behaviors, but perl.h used to define USE_BSDPGRP |
180 | (prior to 5.003_05) so some extension might depend on it. |
181 | */ |
182 | #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP) |
183 | # ifndef USE_BSDPGRP |
184 | # define USE_BSDPGRP |
185 | # endif |
663a0e37 |
186 | #endif |
187 | |
760ac839 |
188 | #ifndef _TYPES_ /* If types.h defines this it's easy. */ |
189 | # ifndef major /* Does everyone's types.h define this? */ |
190 | # include <sys/types.h> |
c07a80fd |
191 | # endif |
663a0e37 |
192 | #endif |
193 | |
760ac839 |
194 | #ifdef __cplusplus |
195 | # ifndef I_STDARG |
196 | # define I_STDARG 1 |
197 | # endif |
198 | #endif |
199 | |
200 | #ifdef I_STDARG |
201 | # include <stdarg.h> |
202 | #else |
203 | # ifdef I_VARARGS |
204 | # include <varargs.h> |
205 | # endif |
206 | #endif |
207 | |
208 | #include "perlio.h" |
0c30d9ec |
209 | |
4633a7c4 |
210 | #ifdef USE_NEXT_CTYPE |
0c30d9ec |
211 | |
212 | #if NX_CURRENT_COMPILER_RELEASE >= 400 |
213 | #include <objc/NXCType.h> |
214 | #else /* NX_CURRENT_COMPILER_RELEASE < 400 */ |
a0d0e21e |
215 | #include <appkit/NXCType.h> |
0c30d9ec |
216 | #endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */ |
217 | |
218 | #else /* !USE_NEXT_CTYPE */ |
fe14fcc3 |
219 | #include <ctype.h> |
0c30d9ec |
220 | #endif /* USE_NEXT_CTYPE */ |
a0d0e21e |
221 | |
222 | #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */ |
223 | #undef METHOD |
a0d0e21e |
224 | #endif |
225 | |
4633a7c4 |
226 | #ifdef I_LOCALE |
36477c24 |
227 | # include <locale.h> |
4633a7c4 |
228 | #endif |
229 | |
36477c24 |
230 | #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE) |
231 | # define USE_LOCALE |
232 | # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \ |
233 | && defined(HAS_STRXFRM) |
234 | # define USE_LOCALE_COLLATE |
235 | # endif |
236 | # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE) |
237 | # define USE_LOCALE_CTYPE |
238 | # endif |
239 | # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC) |
240 | # define USE_LOCALE_NUMERIC |
241 | # endif |
242 | #endif /* !NO_LOCALE && HAS_SETLOCALE */ |
a0d0e21e |
243 | |
fe14fcc3 |
244 | #include <setjmp.h> |
79072805 |
245 | |
a0d0e21e |
246 | #ifdef I_SYS_PARAM |
79072805 |
247 | # ifdef PARAM_NEEDS_TYPES |
248 | # include <sys/types.h> |
249 | # endif |
250 | # include <sys/param.h> |
352d5a3a |
251 | #endif |
79072805 |
252 | |
253 | |
254 | /* Use all the "standard" definitions? */ |
a0d0e21e |
255 | #if defined(STANDARD_C) && defined(I_STDLIB) |
79072805 |
256 | # include <stdlib.h> |
ff68c719 |
257 | #endif |
03a14243 |
258 | |
55497cff |
259 | /* This comes after <stdlib.h> so we don't try to change the standard |
260 | * library prototypes; we'll use our own in proto.h instead. */ |
03a14243 |
261 | |
4633a7c4 |
262 | #ifdef MYMALLOC |
55497cff |
263 | |
4633a7c4 |
264 | # ifdef HIDEMYMALLOC |
55497cff |
265 | # define malloc Mymalloc |
266 | # define calloc Mycalloc |
4633a7c4 |
267 | # define realloc Myremalloc |
55497cff |
268 | # define free Myfree |
269 | # endif |
270 | # ifdef EMBEDMYMALLOC |
271 | # define malloc Perl_malloc |
272 | # define calloc Perl_calloc |
273 | # define realloc Perl_realloc |
274 | # define free Perl_free |
4633a7c4 |
275 | # endif |
55497cff |
276 | |
277 | # undef safemalloc |
278 | # undef safecalloc |
279 | # undef saferealloc |
280 | # undef safefree |
281 | # define safemalloc malloc |
282 | # define safecalloc calloc |
4633a7c4 |
283 | # define saferealloc realloc |
55497cff |
284 | # define safefree free |
285 | |
286 | #endif /* MYMALLOC */ |
4633a7c4 |
287 | |
a0d0e21e |
288 | #define MEM_SIZE Size_t |
289 | |
ff68c719 |
290 | #if defined(STANDARD_C) && defined(I_STDDEF) |
291 | # include <stddef.h> |
71be2cbc |
292 | # define STRUCT_OFFSET(s,m) offsetof(s,m) |
ff68c719 |
293 | #else |
71be2cbc |
294 | # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m)) |
ff68c719 |
295 | #endif |
296 | |
a0d0e21e |
297 | #if defined(I_STRING) || defined(__cplusplus) |
298 | # include <string.h> |
299 | #else |
300 | # include <strings.h> |
301 | #endif |
302 | |
303 | #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr) |
304 | #define strchr index |
305 | #define strrchr rindex |
306 | #endif |
307 | |
16d20bd9 |
308 | #ifdef I_MEMORY |
309 | # include <memory.h> |
310 | #endif |
311 | |
fe14fcc3 |
312 | #ifdef HAS_MEMCPY |
85e6fe83 |
313 | # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY) |
fe14fcc3 |
314 | # ifndef memcpy |
a0d0e21e |
315 | extern char * memcpy _((char*, char*, int)); |
ee0007ab |
316 | # endif |
317 | # endif |
318 | #else |
319 | # ifndef memcpy |
320 | # ifdef HAS_BCOPY |
321 | # define memcpy(d,s,l) bcopy(s,d,l) |
322 | # else |
323 | # define memcpy(d,s,l) my_bcopy(s,d,l) |
324 | # endif |
325 | # endif |
326 | #endif /* HAS_MEMCPY */ |
fe14fcc3 |
327 | |
ee0007ab |
328 | #ifdef HAS_MEMSET |
85e6fe83 |
329 | # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY) |
ee0007ab |
330 | # ifndef memset |
a0d0e21e |
331 | extern char *memset _((char*, int, int)); |
ee0007ab |
332 | # endif |
333 | # endif |
ee0007ab |
334 | #else |
fc36a67e |
335 | # define memset(d,c,l) my_memset(d,c,l) |
ee0007ab |
336 | #endif /* HAS_MEMSET */ |
337 | |
85e6fe83 |
338 | #if !defined(HAS_MEMMOVE) && !defined(memmove) |
2304df62 |
339 | # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY) |
79072805 |
340 | # define memmove(d,s,l) bcopy(s,d,l) |
341 | # else |
2304df62 |
342 | # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY) |
79072805 |
343 | # define memmove(d,s,l) memcpy(d,s,l) |
ee0007ab |
344 | # else |
79072805 |
345 | # define memmove(d,s,l) my_bcopy(s,d,l) |
ee0007ab |
346 | # endif |
352d5a3a |
347 | # endif |
d9d8d8de |
348 | #endif |
ee0007ab |
349 | |
36477c24 |
350 | #if defined(mips) && defined(ultrix) && !defined(__STDC__) |
351 | # undef HAS_MEMCMP |
352 | #endif |
353 | |
354 | #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP) |
85e6fe83 |
355 | # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY) |
ee0007ab |
356 | # ifndef memcmp |
a0d0e21e |
357 | extern int memcmp _((char*, char*, int)); |
ee0007ab |
358 | # endif |
359 | # endif |
36477c24 |
360 | # ifdef BUGGY_MSC |
361 | # pragma function(memcmp) |
362 | # endif |
ee0007ab |
363 | #else |
364 | # ifndef memcmp |
ecfc5424 |
365 | # define memcmp my_memcmp |
352d5a3a |
366 | # endif |
36477c24 |
367 | #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */ |
8d063cd8 |
368 | |
fc36a67e |
369 | #ifndef memzero |
c635e13b |
370 | # ifdef HAS_MEMSET |
371 | # define memzero(d,l) memset(d,0,l) |
79072805 |
372 | # else |
c635e13b |
373 | # ifdef HAS_BZERO |
374 | # define memzero(d,l) bzero(d,l) |
79072805 |
375 | # else |
fc36a67e |
376 | # define memzero(d,l) my_bzero(d,l) |
79072805 |
377 | # endif |
378 | # endif |
d9d8d8de |
379 | #endif |
378cc40b |
380 | |
36477c24 |
381 | #ifndef HAS_BCMP |
382 | # ifndef bcmp |
383 | # define bcmp(s1,s2,l) memcmp(s1,s2,l) |
79072805 |
384 | # endif |
36477c24 |
385 | #endif /* !HAS_BCMP */ |
378cc40b |
386 | |
ae986130 |
387 | #ifdef I_NETINET_IN |
79072805 |
388 | # include <netinet/in.h> |
ae986130 |
389 | #endif |
390 | |
84902520 |
391 | #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO) |
392 | /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND |
393 | * (the neo-BSD seem to do this). */ |
394 | # undef SF_APPEND |
395 | #endif |
396 | |
1aef975c |
397 | #ifdef I_SYS_STAT |
84902520 |
398 | # include <sys/stat.h> |
1aef975c |
399 | #endif |
79072805 |
400 | |
a0d0e21e |
401 | /* The stat macros for Amdahl UTS, Unisoft System V/88 (and derivatives |
402 | like UTekV) are broken, sometimes giving false positives. Undefine |
403 | them here and let the code below set them to proper values. |
404 | |
405 | The ghs macro stands for GreenHills Software C-1.8.5 which |
406 | is the C compiler for sysV88 and the various derivatives. |
407 | This header file bug is corrected in gcc-2.5.8 and later versions. |
408 | --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */ |
409 | |
410 | #if defined(uts) || (defined(m88k) && defined(ghs)) |
79072805 |
411 | # undef S_ISDIR |
412 | # undef S_ISCHR |
413 | # undef S_ISBLK |
414 | # undef S_ISREG |
415 | # undef S_ISFIFO |
416 | # undef S_ISLNK |
ee0007ab |
417 | #endif |
135863df |
418 | |
663a0e37 |
419 | #ifdef I_TIME |
420 | # include <time.h> |
ffed7fef |
421 | #endif |
663a0e37 |
422 | |
fe14fcc3 |
423 | #ifdef I_SYS_TIME |
85e6fe83 |
424 | # ifdef I_SYS_TIME_KERNEL |
663a0e37 |
425 | # define KERNEL |
426 | # endif |
427 | # include <sys/time.h> |
85e6fe83 |
428 | # ifdef I_SYS_TIME_KERNEL |
663a0e37 |
429 | # undef KERNEL |
430 | # endif |
a687059c |
431 | #endif |
135863df |
432 | |
55497cff |
433 | #if defined(HAS_TIMES) && defined(I_SYS_TIMES) |
85e6fe83 |
434 | # include <sys/times.h> |
d9d8d8de |
435 | #endif |
8d063cd8 |
436 | |
fe14fcc3 |
437 | #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR)) |
79072805 |
438 | # undef HAS_STRERROR |
663a0e37 |
439 | #endif |
440 | |
a0d0e21e |
441 | #ifndef HAS_MKFIFO |
442 | # ifndef mkfifo |
443 | # define mkfifo(path, mode) (mknod((path), (mode) | S_IFIFO, 0)) |
444 | # endif |
445 | #endif /* !HAS_MKFIFO */ |
446 | |
663a0e37 |
447 | #include <errno.h> |
ed6116ce |
448 | #ifdef HAS_SOCKET |
85e6fe83 |
449 | # ifdef I_NET_ERRNO |
ed6116ce |
450 | # include <net/errno.h> |
451 | # endif |
452 | #endif |
f86702cc |
453 | |
454 | #ifdef VMS |
455 | # define SETERRNO(errcode,vmserrcode) \ |
456 | STMT_START { \ |
457 | set_errno(errcode); \ |
458 | set_vaxc_errno(vmserrcode); \ |
459 | } STMT_END |
748a9306 |
460 | #else |
f86702cc |
461 | # define SETERRNO(errcode,vmserrcode) errno = (errcode) |
748a9306 |
462 | #endif |
ed6116ce |
463 | |
55497cff |
464 | #ifndef errno |
79072805 |
465 | extern int errno; /* ANSI allows errno to be an lvalue expr */ |
d9d8d8de |
466 | #endif |
663a0e37 |
467 | |
2304df62 |
468 | #ifdef HAS_STRERROR |
a0d0e21e |
469 | # ifdef VMS |
470 | char *strerror _((int,...)); |
471 | # else |
68dc0745 |
472 | #ifndef DONT_DECLARE_STD |
a0d0e21e |
473 | char *strerror _((int)); |
68dc0745 |
474 | #endif |
a0d0e21e |
475 | # endif |
2304df62 |
476 | # ifndef Strerror |
477 | # define Strerror strerror |
478 | # endif |
479 | #else |
480 | # ifdef HAS_SYS_ERRLIST |
79072805 |
481 | extern int sys_nerr; |
482 | extern char *sys_errlist[]; |
2304df62 |
483 | # ifndef Strerror |
484 | # define Strerror(e) \ |
79072805 |
485 | ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e]) |
2304df62 |
486 | # endif |
79072805 |
487 | # endif |
35c8bce7 |
488 | #endif |
663a0e37 |
489 | |
2304df62 |
490 | #ifdef I_SYS_IOCTL |
79072805 |
491 | # ifndef _IOCTL_ |
492 | # include <sys/ioctl.h> |
493 | # endif |
a687059c |
494 | #endif |
495 | |
ee0007ab |
496 | #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000) |
79072805 |
497 | # ifdef HAS_SOCKETPAIR |
498 | # undef HAS_SOCKETPAIR |
499 | # endif |
2304df62 |
500 | # ifdef I_NDBM |
501 | # undef I_NDBM |
79072805 |
502 | # endif |
a687059c |
503 | #endif |
504 | |
a687059c |
505 | #if INTSIZE == 2 |
79072805 |
506 | # define htoni htons |
507 | # define ntohi ntohs |
a687059c |
508 | #else |
79072805 |
509 | # define htoni htonl |
510 | # define ntohi ntohl |
a687059c |
511 | #endif |
512 | |
a0d0e21e |
513 | /* Configure already sets Direntry_t */ |
35c8bce7 |
514 | #if defined(I_DIRENT) |
663a0e37 |
515 | # include <dirent.h> |
a0d0e21e |
516 | # if defined(NeXT) && defined(I_SYS_DIR) /* NeXT needs dirent + sys/dir.h */ |
517 | # include <sys/dir.h> |
518 | # endif |
ae986130 |
519 | #else |
fe14fcc3 |
520 | # ifdef I_SYS_NDIR |
79a0689e |
521 | # include <sys/ndir.h> |
663a0e37 |
522 | # else |
fe14fcc3 |
523 | # ifdef I_SYS_DIR |
79a0689e |
524 | # ifdef hp9000s500 |
525 | # include <ndir.h> /* may be wrong in the future */ |
526 | # else |
527 | # include <sys/dir.h> |
528 | # endif |
663a0e37 |
529 | # endif |
530 | # endif |
4633a7c4 |
531 | #endif |
a687059c |
532 | |
352d5a3a |
533 | #ifdef FPUTS_BOTCH |
534 | /* work around botch in SunOS 4.0.1 and 4.0.2 */ |
535 | # ifndef fputs |
79072805 |
536 | # define fputs(sv,fp) fprintf(fp,"%s",sv) |
352d5a3a |
537 | # endif |
538 | #endif |
539 | |
c623bd54 |
540 | /* |
541 | * The following gobbledygook brought to you on behalf of __STDC__. |
542 | * (I could just use #ifndef __STDC__, but this is more bulletproof |
543 | * in the face of half-implementations.) |
544 | */ |
545 | |
546 | #ifndef S_IFMT |
547 | # ifdef _S_IFMT |
548 | # define S_IFMT _S_IFMT |
549 | # else |
550 | # define S_IFMT 0170000 |
551 | # endif |
552 | #endif |
553 | |
554 | #ifndef S_ISDIR |
555 | # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR) |
556 | #endif |
557 | |
558 | #ifndef S_ISCHR |
559 | # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR) |
560 | #endif |
561 | |
562 | #ifndef S_ISBLK |
fe14fcc3 |
563 | # ifdef S_IFBLK |
564 | # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK) |
565 | # else |
566 | # define S_ISBLK(m) (0) |
567 | # endif |
c623bd54 |
568 | #endif |
569 | |
570 | #ifndef S_ISREG |
571 | # define S_ISREG(m) ((m & S_IFMT) == S_IFREG) |
572 | #endif |
573 | |
574 | #ifndef S_ISFIFO |
fe14fcc3 |
575 | # ifdef S_IFIFO |
576 | # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO) |
577 | # else |
578 | # define S_ISFIFO(m) (0) |
579 | # endif |
c623bd54 |
580 | #endif |
581 | |
582 | #ifndef S_ISLNK |
583 | # ifdef _S_ISLNK |
584 | # define S_ISLNK(m) _S_ISLNK(m) |
585 | # else |
586 | # ifdef _S_IFLNK |
587 | # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK) |
588 | # else |
589 | # ifdef S_IFLNK |
590 | # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK) |
591 | # else |
592 | # define S_ISLNK(m) (0) |
593 | # endif |
594 | # endif |
595 | # endif |
596 | #endif |
597 | |
598 | #ifndef S_ISSOCK |
599 | # ifdef _S_ISSOCK |
600 | # define S_ISSOCK(m) _S_ISSOCK(m) |
601 | # else |
602 | # ifdef _S_IFSOCK |
603 | # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK) |
604 | # else |
605 | # ifdef S_IFSOCK |
606 | # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK) |
607 | # else |
608 | # define S_ISSOCK(m) (0) |
609 | # endif |
610 | # endif |
611 | # endif |
612 | #endif |
613 | |
614 | #ifndef S_IRUSR |
615 | # ifdef S_IREAD |
616 | # define S_IRUSR S_IREAD |
617 | # define S_IWUSR S_IWRITE |
618 | # define S_IXUSR S_IEXEC |
619 | # else |
620 | # define S_IRUSR 0400 |
621 | # define S_IWUSR 0200 |
622 | # define S_IXUSR 0100 |
623 | # endif |
624 | # define S_IRGRP (S_IRUSR>>3) |
625 | # define S_IWGRP (S_IWUSR>>3) |
626 | # define S_IXGRP (S_IXUSR>>3) |
627 | # define S_IROTH (S_IRUSR>>6) |
628 | # define S_IWOTH (S_IWUSR>>6) |
629 | # define S_IXOTH (S_IXUSR>>6) |
630 | #endif |
631 | |
632 | #ifndef S_ISUID |
633 | # define S_ISUID 04000 |
634 | #endif |
635 | |
636 | #ifndef S_ISGID |
637 | # define S_ISGID 02000 |
638 | #endif |
639 | |
79072805 |
640 | #ifdef ff_next |
641 | # undef ff_next |
352d5a3a |
642 | #endif |
643 | |
a0d0e21e |
644 | #if defined(cray) || defined(gould) || defined(i860) || defined(pyr) |
45d8adaa |
645 | # define SLOPPYDIVIDE |
646 | #endif |
647 | |
748a9306 |
648 | #ifdef UV |
649 | #undef UV |
650 | #endif |
651 | |
27d4fb96 |
652 | /* XXX QUAD stuff is not currently supported on most systems. |
653 | Specifically, perl internals don't support long long. Among |
654 | the many problems is that some compilers support long long, |
655 | but the underlying library functions (such as sprintf) don't. |
656 | Some things do work (such as quad pack/unpack on convex); |
657 | also some systems use long long for the fpos_t typedef. That |
658 | seems to work too. |
659 | |
660 | The IV type is supposed to be long enough to hold any integral |
661 | value or a pointer. |
662 | --Andy Dougherty August 1996 |
663 | */ |
664 | |
f86702cc |
665 | #ifdef cray |
666 | # define Quad_t int |
667 | #else |
668 | # ifdef convex |
669 | # define Quad_t long long |
45d8adaa |
670 | # else |
ff0cee69 |
671 | # if BYTEORDER > 0xFFFF |
ecfc5424 |
672 | # define Quad_t long |
45d8adaa |
673 | # endif |
674 | # endif |
f86702cc |
675 | #endif |
676 | |
677 | #ifdef Quad_t |
678 | # define HAS_QUAD |
748a9306 |
679 | typedef Quad_t IV; |
680 | typedef unsigned Quad_t UV; |
27d4fb96 |
681 | # define IV_MAX PERL_QUAD_MAX |
682 | # define IV_MIN PERL_QUAD_MIN |
683 | # define UV_MAX PERL_UQUAD_MAX |
684 | # define UV_MIN PERL_UQUAD_MIN |
79072805 |
685 | #else |
748a9306 |
686 | typedef long IV; |
687 | typedef unsigned long UV; |
27d4fb96 |
688 | # define IV_MAX PERL_LONG_MAX |
689 | # define IV_MIN PERL_LONG_MIN |
690 | # define UV_MAX PERL_ULONG_MAX |
691 | # define UV_MIN PERL_ULONG_MIN |
79072805 |
692 | #endif |
693 | |
760ac839 |
694 | /* Previously these definitions used hardcoded figures. |
695 | * It is hoped these formula are more portable, although |
696 | * no data one way or another is presently known to me. |
697 | * The "PERL_" names are used because these calculated constants |
698 | * do not meet the ANSI requirements for LONG_MAX, etc., which |
699 | * need to be constants acceptable to #if - kja |
700 | * define PERL_LONG_MAX 2147483647L |
701 | * define PERL_LONG_MIN (-LONG_MAX - 1) |
702 | * define PERL ULONG_MAX 4294967295L |
703 | */ |
704 | |
705 | #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */ |
706 | # include <limits.h> |
707 | #else |
708 | #ifdef I_VALUES |
709 | # include <values.h> |
710 | #endif |
711 | #endif |
712 | |
99abf803 |
713 | /* |
714 | * Try to figure out max and min values for the integral types. THE CORRECT |
715 | * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The |
716 | * following hacks are used if neither limits.h or values.h provide them: |
717 | * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0 |
718 | * for types < int: (unsigned TYPE)~(unsigned)0 |
719 | * The argument to ~ must be unsigned so that later signed->unsigned |
720 | * conversion can't modify the value's bit pattern (e.g. -0 -> +0), |
721 | * and it must not be smaller than int because ~ does integral promotion. |
722 | * <type>_MAX: (<type>) (U<type>_MAX >> 1) |
723 | * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>. |
724 | * The latter is a hack which happens to work on some machines but |
725 | * does *not* catch any random system, or things like integer types |
726 | * with NaN if that is possible. |
727 | * |
728 | * All of the types are explicitly cast to prevent accidental loss of |
729 | * numeric range, and in the hope that they will be less likely to confuse |
730 | * over-eager optimizers. |
731 | * |
732 | */ |
27d4fb96 |
733 | |
99abf803 |
734 | #define PERL_UCHAR_MIN ((unsigned char)0) |
735 | |
736 | #ifdef UCHAR_MAX |
737 | # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX) |
27d4fb96 |
738 | #else |
99abf803 |
739 | # ifdef MAXUCHAR |
740 | # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR) |
27d4fb96 |
741 | # else |
99abf803 |
742 | # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0) |
27d4fb96 |
743 | # endif |
744 | #endif |
99abf803 |
745 | |
746 | /* |
747 | * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be |
748 | * ambiguous. It may be equivalent to (signed char) or (unsigned char) |
749 | * depending on local options. Until Configure detects this (or at least |
750 | * detects whether the "signed" keyword is available) the CHAR ranges |
751 | * will not be included. UCHAR functions normally. |
752 | * - kja |
753 | */ |
27d4fb96 |
754 | |
99abf803 |
755 | #define PERL_USHORT_MIN ((unsigned short)0) |
756 | |
757 | #ifdef USHORT_MAX |
758 | # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX) |
27d4fb96 |
759 | #else |
99abf803 |
760 | # ifdef MAXUSHORT |
761 | # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT) |
27d4fb96 |
762 | # else |
99abf803 |
763 | # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0) |
27d4fb96 |
764 | # endif |
765 | #endif |
766 | |
27d4fb96 |
767 | #ifdef SHORT_MAX |
99abf803 |
768 | # define PERL_SHORT_MAX ((short)SHORT_MAX) |
27d4fb96 |
769 | #else |
770 | # ifdef MAXSHORT /* Often used in <values.h> */ |
99abf803 |
771 | # define PERL_SHORT_MAX ((short)MAXSHORT) |
27d4fb96 |
772 | # else |
99abf803 |
773 | # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1)) |
27d4fb96 |
774 | # endif |
775 | #endif |
776 | |
777 | #ifdef SHORT_MIN |
99abf803 |
778 | # define PERL_SHORT_MIN ((short)SHORT_MIN) |
27d4fb96 |
779 | #else |
780 | # ifdef MINSHORT |
99abf803 |
781 | # define PERL_SHORT_MIN ((short)MINSHORT) |
27d4fb96 |
782 | # else |
783 | # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3)) |
784 | # endif |
785 | #endif |
786 | |
99abf803 |
787 | #ifdef UINT_MAX |
788 | # define PERL_UINT_MAX ((unsigned int)UINT_MAX) |
27d4fb96 |
789 | #else |
99abf803 |
790 | # ifdef MAXUINT |
791 | # define PERL_UINT_MAX ((unsigned int)MAXUINT) |
27d4fb96 |
792 | # else |
99abf803 |
793 | # define PERL_UINT_MAX (~(unsigned int)0) |
27d4fb96 |
794 | # endif |
795 | #endif |
796 | |
99abf803 |
797 | #define PERL_UINT_MIN ((unsigned int)0) |
27d4fb96 |
798 | |
799 | #ifdef INT_MAX |
99abf803 |
800 | # define PERL_INT_MAX ((int)INT_MAX) |
27d4fb96 |
801 | #else |
802 | # ifdef MAXINT /* Often used in <values.h> */ |
99abf803 |
803 | # define PERL_INT_MAX ((int)MAXINT) |
27d4fb96 |
804 | # else |
99abf803 |
805 | # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1)) |
27d4fb96 |
806 | # endif |
807 | #endif |
808 | |
809 | #ifdef INT_MIN |
99abf803 |
810 | # define PERL_INT_MIN ((int)INT_MIN) |
27d4fb96 |
811 | #else |
812 | # ifdef MININT |
99abf803 |
813 | # define PERL_INT_MIN ((int)MININT) |
27d4fb96 |
814 | # else |
815 | # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3)) |
816 | # endif |
817 | #endif |
818 | |
99abf803 |
819 | #ifdef ULONG_MAX |
820 | # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX) |
27d4fb96 |
821 | #else |
99abf803 |
822 | # ifdef MAXULONG |
823 | # define PERL_ULONG_MAX ((unsigned long)MAXULONG) |
27d4fb96 |
824 | # else |
99abf803 |
825 | # define PERL_ULONG_MAX (~(unsigned long)0) |
27d4fb96 |
826 | # endif |
827 | #endif |
828 | |
99abf803 |
829 | #define PERL_ULONG_MIN ((unsigned long)0L) |
27d4fb96 |
830 | |
760ac839 |
831 | #ifdef LONG_MAX |
99abf803 |
832 | # define PERL_LONG_MAX ((long)LONG_MAX) |
760ac839 |
833 | #else |
834 | # ifdef MAXLONG /* Often used in <values.h> */ |
99abf803 |
835 | # define PERL_LONG_MAX ((long)MAXLONG) |
760ac839 |
836 | # else |
99abf803 |
837 | # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1)) |
760ac839 |
838 | # endif |
839 | #endif |
840 | |
841 | #ifdef LONG_MIN |
99abf803 |
842 | # define PERL_LONG_MIN ((long)LONG_MIN) |
760ac839 |
843 | #else |
844 | # ifdef MINLONG |
99abf803 |
845 | # define PERL_LONG_MIN ((long)MINLONG) |
760ac839 |
846 | # else |
27d4fb96 |
847 | # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3)) |
760ac839 |
848 | # endif |
849 | #endif |
850 | |
99abf803 |
851 | #ifdef HAS_QUAD |
852 | |
853 | # ifdef UQUAD_MAX |
854 | # define PERL_UQUAD_MAX ((UV)UQUAD_MAX) |
760ac839 |
855 | # else |
99abf803 |
856 | # define PERL_UQUAD_MAX (~(UV)0) |
760ac839 |
857 | # endif |
760ac839 |
858 | |
99abf803 |
859 | # define PERL_UQUAD_MIN ((UV)0) |
27d4fb96 |
860 | |
27d4fb96 |
861 | # ifdef QUAD_MAX |
99abf803 |
862 | # define PERL_QUAD_MAX ((IV)QUAD_MAX) |
27d4fb96 |
863 | # else |
99abf803 |
864 | # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1)) |
27d4fb96 |
865 | # endif |
866 | |
867 | # ifdef QUAD_MIN |
99abf803 |
868 | # define PERL_QUAD_MIN ((IV)QUAD_MIN) |
27d4fb96 |
869 | # else |
a6e633de |
870 | # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3)) |
27d4fb96 |
871 | # endif |
872 | |
79072805 |
873 | #endif |
874 | |
72aaf631 |
875 | /* Digital UNIX defines a typedef CONTEXT when pthreads is in use */ |
876 | #if defined(__osf__) |
877 | # define CONTEXT PERL_CONTEXT |
462e5cf6 |
878 | #endif |
879 | |
ee0007ab |
880 | typedef MEM_SIZE STRLEN; |
450a55e4 |
881 | |
79072805 |
882 | typedef struct op OP; |
883 | typedef struct cop COP; |
884 | typedef struct unop UNOP; |
885 | typedef struct binop BINOP; |
886 | typedef struct listop LISTOP; |
887 | typedef struct logop LOGOP; |
888 | typedef struct condop CONDOP; |
889 | typedef struct pmop PMOP; |
890 | typedef struct svop SVOP; |
891 | typedef struct gvop GVOP; |
892 | typedef struct pvop PVOP; |
79072805 |
893 | typedef struct loop LOOP; |
894 | |
895 | typedef struct Outrec Outrec; |
93a17b20 |
896 | typedef struct interpreter PerlInterpreter; |
3e3baf6d |
897 | #ifndef __BORLANDC__ |
898 | typedef struct ff FF; /* XXX not defined anywhere, should go? */ |
899 | #endif |
79072805 |
900 | typedef struct sv SV; |
901 | typedef struct av AV; |
902 | typedef struct hv HV; |
903 | typedef struct cv CV; |
378cc40b |
904 | typedef struct regexp REGEXP; |
79072805 |
905 | typedef struct gp GP; |
0c30d9ec |
906 | typedef struct gv GV; |
8990e307 |
907 | typedef struct io IO; |
79072805 |
908 | typedef struct context CONTEXT; |
909 | typedef struct block BLOCK; |
910 | |
911 | typedef struct magic MAGIC; |
ed6116ce |
912 | typedef struct xrv XRV; |
79072805 |
913 | typedef struct xpv XPV; |
914 | typedef struct xpviv XPVIV; |
ff68c719 |
915 | typedef struct xpvuv XPVUV; |
79072805 |
916 | typedef struct xpvnv XPVNV; |
917 | typedef struct xpvmg XPVMG; |
918 | typedef struct xpvlv XPVLV; |
919 | typedef struct xpvav XPVAV; |
920 | typedef struct xpvhv XPVHV; |
921 | typedef struct xpvgv XPVGV; |
922 | typedef struct xpvcv XPVCV; |
923 | typedef struct xpvbm XPVBM; |
924 | typedef struct xpvfm XPVFM; |
8990e307 |
925 | typedef struct xpvio XPVIO; |
79072805 |
926 | typedef struct mgvtbl MGVTBL; |
927 | typedef union any ANY; |
8d063cd8 |
928 | |
378cc40b |
929 | #include "handy.h" |
a0d0e21e |
930 | |
16d20bd9 |
931 | typedef I32 (*filter_t) _((int, SV *, int)); |
932 | #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len) |
933 | #define FILTER_DATA(idx) (AvARRAY(rsfp_filters)[idx]) |
934 | #define FILTER_ISREADER(idx) (idx >= AvFILL(rsfp_filters)) |
935 | |
748a9306 |
936 | #ifdef DOSISH |
4633a7c4 |
937 | # if defined(OS2) |
938 | # include "os2ish.h" |
939 | # else |
748a9306 |
940 | # include "dosish.h" |
4633a7c4 |
941 | # endif |
a0d0e21e |
942 | #else |
748a9306 |
943 | # if defined(VMS) |
944 | # include "vmsish.h" |
945 | # else |
0c30d9ec |
946 | # if defined(PLAN9) |
947 | # include "./plan9/plan9ish.h" |
948 | # else |
949 | # include "unixish.h" |
950 | # endif |
748a9306 |
951 | # endif |
952 | #endif |
3fc1aec6 |
953 | |
68dc0745 |
954 | #ifdef VMS |
955 | # define STATUS_NATIVE statusvalue_vms |
956 | # define STATUS_NATIVE_EXPORT \ |
957 | ((I32)statusvalue_vms == -1 ? 44 : statusvalue_vms) |
958 | # define STATUS_NATIVE_SET(n) \ |
959 | STMT_START { \ |
960 | statusvalue_vms = (n); \ |
961 | if ((I32)statusvalue_vms == -1) \ |
962 | statusvalue = -1; \ |
963 | else if (statusvalue_vms & STS$M_SUCCESS) \ |
964 | statusvalue = 0; \ |
965 | else if ((statusvalue_vms & STS$M_SEVERITY) == 0) \ |
966 | statusvalue = 1 << 8; \ |
967 | else \ |
968 | statusvalue = (statusvalue_vms & STS$M_SEVERITY) << 8; \ |
969 | } STMT_END |
970 | # define STATUS_POSIX statusvalue |
971 | # ifdef VMSISH_STATUS |
972 | # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_POSIX) |
973 | # else |
974 | # define STATUS_CURRENT STATUS_POSIX |
975 | # endif |
976 | # define STATUS_POSIX_SET(n) \ |
977 | STMT_START { \ |
978 | statusvalue = (n); \ |
979 | if (statusvalue != -1) { \ |
980 | statusvalue &= 0xFFFF; \ |
981 | statusvalue_vms = statusvalue ? 44 : 1; \ |
982 | } \ |
983 | else statusvalue_vms = -1; \ |
984 | } STMT_END |
985 | # define STATUS_ALL_SUCCESS (statusvalue = 0, statusvalue_vms = 1) |
986 | # define STATUS_ALL_FAILURE (statusvalue = 1, statusvalue_vms = 44) |
987 | #else |
988 | # define STATUS_NATIVE STATUS_POSIX |
989 | # define STATUS_NATIVE_EXPORT STATUS_POSIX |
990 | # define STATUS_NATIVE_SET STATUS_POSIX_SET |
991 | # define STATUS_POSIX statusvalue |
992 | # define STATUS_POSIX_SET(n) \ |
993 | STMT_START { \ |
994 | statusvalue = (n); \ |
995 | if (statusvalue != -1) \ |
996 | statusvalue &= 0xFFFF; \ |
997 | } STMT_END |
998 | # define STATUS_CURRENT STATUS_POSIX |
999 | # define STATUS_ALL_SUCCESS (statusvalue = 0) |
1000 | # define STATUS_ALL_FAILURE (statusvalue = 1) |
1001 | #endif |
1002 | |
3fc1aec6 |
1003 | /* Some unistd.h's give a prototype for pause() even though |
1004 | HAS_PAUSE ends up undefined. This causes the #define |
1005 | below to be rejected by the compmiler. Sigh. |
1006 | */ |
1007 | #ifdef HAS_PAUSE |
1008 | #define Pause pause |
1009 | #else |
1010 | #define Pause() sleep((32767<<16)+32767) |
748a9306 |
1011 | #endif |
1012 | |
1013 | #ifndef IOCPARM_LEN |
1014 | # ifdef IOCPARM_MASK |
1015 | /* on BSDish systes we're safe */ |
1016 | # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK) |
1017 | # else |
1018 | /* otherwise guess at what's safe */ |
1019 | # define IOCPARM_LEN(x) 256 |
1020 | # endif |
a0d0e21e |
1021 | #endif |
1022 | |
79072805 |
1023 | union any { |
1024 | void* any_ptr; |
1025 | I32 any_i32; |
a0d0e21e |
1026 | IV any_iv; |
85e6fe83 |
1027 | long any_long; |
a0d0e21e |
1028 | void (*any_dptr) _((void*)); |
79072805 |
1029 | }; |
1030 | |
11343788 |
1031 | #ifdef USE_THREADS |
1032 | #define ARGSproto struct thread * |
1033 | #else |
1034 | #define ARGSproto void |
1035 | #endif /* USE_THREADS */ |
1036 | |
5aabfad6 |
1037 | /* Work around some cygwin32 problems with importing global symbols */ |
1038 | #if defined(CYGWIN32) && defined(DLLIMPORT) |
1039 | # include "cw32imp.h" |
1040 | #endif |
1041 | |
378cc40b |
1042 | #include "regexp.h" |
79072805 |
1043 | #include "sv.h" |
378cc40b |
1044 | #include "util.h" |
8d063cd8 |
1045 | #include "form.h" |
79072805 |
1046 | #include "gv.h" |
1047 | #include "cv.h" |
1048 | #include "opcode.h" |
1049 | #include "op.h" |
1050 | #include "cop.h" |
1051 | #include "av.h" |
1052 | #include "hv.h" |
1053 | #include "mg.h" |
1054 | #include "scope.h" |
8d063cd8 |
1055 | |
4633a7c4 |
1056 | /* work around some libPW problems */ |
1057 | #ifdef DOINIT |
1058 | EXT char Error[1]; |
1059 | #endif |
1060 | |
450a55e4 |
1061 | #if defined(iAPX286) || defined(M_I286) || defined(I80286) |
a687059c |
1062 | # define I286 |
1063 | #endif |
1064 | |
fe14fcc3 |
1065 | #if defined(htonl) && !defined(HAS_HTONL) |
1066 | #define HAS_HTONL |
ae986130 |
1067 | #endif |
fe14fcc3 |
1068 | #if defined(htons) && !defined(HAS_HTONS) |
1069 | #define HAS_HTONS |
ae986130 |
1070 | #endif |
fe14fcc3 |
1071 | #if defined(ntohl) && !defined(HAS_NTOHL) |
1072 | #define HAS_NTOHL |
ae986130 |
1073 | #endif |
fe14fcc3 |
1074 | #if defined(ntohs) && !defined(HAS_NTOHS) |
1075 | #define HAS_NTOHS |
ae986130 |
1076 | #endif |
fe14fcc3 |
1077 | #ifndef HAS_HTONL |
d9d8d8de |
1078 | #if (BYTEORDER & 0xffff) != 0x4321 |
fe14fcc3 |
1079 | #define HAS_HTONS |
1080 | #define HAS_HTONL |
1081 | #define HAS_NTOHS |
1082 | #define HAS_NTOHL |
a687059c |
1083 | #define MYSWAP |
1084 | #define htons my_swap |
1085 | #define htonl my_htonl |
1086 | #define ntohs my_swap |
1087 | #define ntohl my_ntohl |
1088 | #endif |
1089 | #else |
d9d8d8de |
1090 | #if (BYTEORDER & 0xffff) == 0x4321 |
fe14fcc3 |
1091 | #undef HAS_HTONS |
1092 | #undef HAS_HTONL |
1093 | #undef HAS_NTOHS |
1094 | #undef HAS_NTOHL |
a687059c |
1095 | #endif |
1096 | #endif |
1097 | |
988174c1 |
1098 | /* |
1099 | * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'. |
1100 | * -DWS |
1101 | */ |
1102 | #if BYTEORDER != 0x1234 |
1103 | # define HAS_VTOHL |
1104 | # define HAS_VTOHS |
1105 | # define HAS_HTOVL |
1106 | # define HAS_HTOVS |
1107 | # if BYTEORDER == 0x4321 |
1108 | # define vtohl(x) ((((x)&0xFF)<<24) \ |
1109 | +(((x)>>24)&0xFF) \ |
1110 | +(((x)&0x0000FF00)<<8) \ |
1111 | +(((x)&0x00FF0000)>>8) ) |
1112 | # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF)) |
1113 | # define htovl(x) vtohl(x) |
1114 | # define htovs(x) vtohs(x) |
1115 | # endif |
1116 | /* otherwise default to functions in util.c */ |
1117 | #endif |
1118 | |
0f85fab0 |
1119 | #ifdef CASTNEGFLOAT |
79072805 |
1120 | #define U_S(what) ((U16)(what)) |
0f85fab0 |
1121 | #define U_I(what) ((unsigned int)(what)) |
79072805 |
1122 | #define U_L(what) ((U32)(what)) |
0f85fab0 |
1123 | #else |
a6e633de |
1124 | # ifdef __cplusplus |
1125 | extern "C" { |
1126 | # endif |
a0d0e21e |
1127 | U32 cast_ulong _((double)); |
a6e633de |
1128 | # ifdef __cplusplus |
1129 | } |
1130 | # endif |
232e078e |
1131 | #define U_S(what) ((U16)cast_ulong((double)(what))) |
1132 | #define U_I(what) ((unsigned int)cast_ulong((double)(what))) |
1133 | #define U_L(what) (cast_ulong((double)(what))) |
ee0007ab |
1134 | #endif |
1135 | |
ed6116ce |
1136 | #ifdef CASTI32 |
1137 | #define I_32(what) ((I32)(what)) |
a0d0e21e |
1138 | #define I_V(what) ((IV)(what)) |
5d94fbed |
1139 | #define U_V(what) ((UV)(what)) |
ed6116ce |
1140 | #else |
a6e633de |
1141 | # ifdef __cplusplus |
1142 | extern "C" { |
1143 | # endif |
a0d0e21e |
1144 | I32 cast_i32 _((double)); |
a0d0e21e |
1145 | IV cast_iv _((double)); |
5d94fbed |
1146 | UV cast_uv _((double)); |
a6e633de |
1147 | # ifdef __cplusplus |
1148 | } |
1149 | # endif |
1150 | #define I_32(what) (cast_i32((double)(what))) |
1151 | #define I_V(what) (cast_iv((double)(what))) |
5d94fbed |
1152 | #define U_V(what) (cast_uv((double)(what))) |
ed6116ce |
1153 | #endif |
1154 | |
79072805 |
1155 | struct Outrec { |
1156 | I32 o_lines; |
d9d8d8de |
1157 | char *o_str; |
79072805 |
1158 | U32 o_len; |
8d063cd8 |
1159 | }; |
1160 | |
352d5a3a |
1161 | #ifndef MAXSYSFD |
1162 | # define MAXSYSFD 2 |
1163 | #endif |
ee0007ab |
1164 | |
f82b3d41 |
1165 | #ifndef TMPPATH |
1166 | # define TMPPATH "/tmp/perl-eXXXXXX" |
a0d0e21e |
1167 | #endif |
79072805 |
1168 | |
1169 | #ifndef __cplusplus |
a0d0e21e |
1170 | Uid_t getuid _((void)); |
1171 | Uid_t geteuid _((void)); |
1172 | Gid_t getgid _((void)); |
1173 | Gid_t getegid _((void)); |
79072805 |
1174 | #endif |
8d063cd8 |
1175 | |
1176 | #ifdef DEBUGGING |
0c30d9ec |
1177 | #ifndef Perl_debug_log |
760ac839 |
1178 | #define Perl_debug_log PerlIO_stderr() |
0c30d9ec |
1179 | #endif |
d96024cf |
1180 | #define YYDEBUG 1 |
79072805 |
1181 | #define DEB(a) a |
1182 | #define DEBUG(a) if (debug) a |
1183 | #define DEBUG_p(a) if (debug & 1) a |
1184 | #define DEBUG_s(a) if (debug & 2) a |
1185 | #define DEBUG_l(a) if (debug & 4) a |
1186 | #define DEBUG_t(a) if (debug & 8) a |
1187 | #define DEBUG_o(a) if (debug & 16) a |
1188 | #define DEBUG_c(a) if (debug & 32) a |
1189 | #define DEBUG_P(a) if (debug & 64) a |
0c30d9ec |
1190 | #define DEBUG_m(a) if (curinterp && debug & 128) a |
79072805 |
1191 | #define DEBUG_f(a) if (debug & 256) a |
1192 | #define DEBUG_r(a) if (debug & 512) a |
1193 | #define DEBUG_x(a) if (debug & 1024) a |
1194 | #define DEBUG_u(a) if (debug & 2048) a |
1195 | #define DEBUG_L(a) if (debug & 4096) a |
1196 | #define DEBUG_H(a) if (debug & 8192) a |
1197 | #define DEBUG_X(a) if (debug & 16384) a |
8990e307 |
1198 | #define DEBUG_D(a) if (debug & 32768) a |
79072805 |
1199 | #else |
1200 | #define DEB(a) |
1201 | #define DEBUG(a) |
1202 | #define DEBUG_p(a) |
1203 | #define DEBUG_s(a) |
1204 | #define DEBUG_l(a) |
1205 | #define DEBUG_t(a) |
1206 | #define DEBUG_o(a) |
1207 | #define DEBUG_c(a) |
1208 | #define DEBUG_P(a) |
1209 | #define DEBUG_m(a) |
1210 | #define DEBUG_f(a) |
1211 | #define DEBUG_r(a) |
1212 | #define DEBUG_x(a) |
1213 | #define DEBUG_u(a) |
1214 | #define DEBUG_L(a) |
1215 | #define DEBUG_H(a) |
1216 | #define DEBUG_X(a) |
8990e307 |
1217 | #define DEBUG_D(a) |
8d063cd8 |
1218 | #endif |
fe14fcc3 |
1219 | #define YYMAXDEPTH 300 |
8d063cd8 |
1220 | |
a6e633de |
1221 | #ifndef assert /* <assert.h> might have been included somehow */ |
79072805 |
1222 | #define assert(what) DEB( { \ |
1223 | if (!(what)) { \ |
463ee0b2 |
1224 | croak("Assertion failed: file \"%s\", line %d", \ |
79072805 |
1225 | __FILE__, __LINE__); \ |
1226 | exit(1); \ |
1227 | }}) |
a6e633de |
1228 | #endif |
8d063cd8 |
1229 | |
450a55e4 |
1230 | struct ufuncs { |
a0d0e21e |
1231 | I32 (*uf_val)_((IV, SV*)); |
1232 | I32 (*uf_set)_((IV, SV*)); |
1233 | IV uf_index; |
450a55e4 |
1234 | }; |
1235 | |
fe14fcc3 |
1236 | /* Fix these up for __STDC__ */ |
68dc0745 |
1237 | #ifndef DONT_DECLARE_STD |
a0d0e21e |
1238 | char *mktemp _((char*)); |
1239 | double atof _((const char*)); |
1240 | #endif |
79072805 |
1241 | |
352d5a3a |
1242 | #ifndef STANDARD_C |
fe14fcc3 |
1243 | /* All of these are in stdlib.h or time.h for ANSI C */ |
85e6fe83 |
1244 | Time_t time(); |
8d063cd8 |
1245 | struct tm *gmtime(), *localtime(); |
93a17b20 |
1246 | char *strchr(), *strrchr(); |
378cc40b |
1247 | char *strcpy(), *strcat(); |
352d5a3a |
1248 | #endif /* ! STANDARD_C */ |
8d063cd8 |
1249 | |
79072805 |
1250 | |
1251 | #ifdef I_MATH |
1252 | # include <math.h> |
1253 | #else |
1254 | # ifdef __cplusplus |
1255 | extern "C" { |
1256 | # endif |
a0d0e21e |
1257 | double exp _((double)); |
a0d0e21e |
1258 | double log _((double)); |
c635e13b |
1259 | double log10 _((double)); |
a0d0e21e |
1260 | double sqrt _((double)); |
c635e13b |
1261 | double frexp _((double,int*)); |
1262 | double ldexp _((double,int)); |
a0d0e21e |
1263 | double modf _((double,double*)); |
1264 | double sin _((double)); |
1265 | double cos _((double)); |
1266 | double atan2 _((double,double)); |
1267 | double pow _((double,double)); |
79072805 |
1268 | # ifdef __cplusplus |
1269 | }; |
1270 | # endif |
1271 | #endif |
1272 | |
a0d0e21e |
1273 | #ifndef __cplusplus |
3fc1aec6 |
1274 | #ifdef __NeXT__ /* or whatever catches all NeXTs */ |
1275 | char *crypt (); /* Maybe more hosts will need the unprototyped version */ |
1276 | #else |
a0d0e21e |
1277 | char *crypt _((const char*, const char*)); |
3fc1aec6 |
1278 | #endif |
68dc0745 |
1279 | #ifndef DONT_DECLARE_STD |
1e422769 |
1280 | #ifndef getenv |
a0d0e21e |
1281 | char *getenv _((const char*)); |
1e422769 |
1282 | #endif |
a0d0e21e |
1283 | Off_t lseek _((int,Off_t,int)); |
68dc0745 |
1284 | #endif |
a0d0e21e |
1285 | char *getlogin _((void)); |
1286 | #endif |
79072805 |
1287 | |
16d20bd9 |
1288 | #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */ |
378cc40b |
1289 | #define UNLINK unlnk |
a0d0e21e |
1290 | I32 unlnk _((char*)); |
8d063cd8 |
1291 | #else |
1292 | #define UNLINK unlink |
1293 | #endif |
a687059c |
1294 | |
fe14fcc3 |
1295 | #ifndef HAS_SETREUID |
85e6fe83 |
1296 | # ifdef HAS_SETRESUID |
1297 | # define setreuid(r,e) setresuid(r,e,(Uid_t)-1) |
1298 | # define HAS_SETREUID |
1299 | # endif |
a687059c |
1300 | #endif |
fe14fcc3 |
1301 | #ifndef HAS_SETREGID |
85e6fe83 |
1302 | # ifdef HAS_SETRESGID |
1303 | # define setregid(r,e) setresgid(r,e,(Gid_t)-1) |
1304 | # define HAS_SETREGID |
1305 | # endif |
a687059c |
1306 | #endif |
ee0007ab |
1307 | |
ff68c719 |
1308 | typedef Signal_t (*Sighandler_t) _((int)); |
1309 | |
1310 | #ifdef HAS_SIGACTION |
1311 | typedef struct sigaction Sigsave_t; |
1312 | #else |
1313 | typedef Sighandler_t Sigsave_t; |
1314 | #endif |
1315 | |
ee0007ab |
1316 | #define SCAN_DEF 0 |
1317 | #define SCAN_TR 1 |
1318 | #define SCAN_REPL 2 |
79072805 |
1319 | |
1320 | #ifdef DEBUGGING |
4633a7c4 |
1321 | # ifndef register |
a0d0e21e |
1322 | # define register |
1323 | # endif |
1324 | # define PAD_SV(po) pad_sv(po) |
2ddcc7aa |
1325 | # define RUNOPS_DEFAULT runops_debug |
79072805 |
1326 | #else |
a0d0e21e |
1327 | # define PAD_SV(po) curpad[po] |
2ddcc7aa |
1328 | # define RUNOPS_DEFAULT runops_standard |
79072805 |
1329 | #endif |
1330 | |
44a0ac01 |
1331 | /* |
1332 | * These need prototyping here because <proto.h> isn't |
1333 | * included until after runops is initialised. |
1334 | */ |
1335 | |
1336 | int runops_standard _((void)); |
1337 | #ifdef DEBUGGING |
1338 | int runops_debug _((void)); |
1339 | #endif |
1340 | |
79072805 |
1341 | /****************/ |
1342 | /* Truly global */ |
1343 | /****************/ |
1344 | |
1345 | /* global state */ |
a0d0e21e |
1346 | EXT PerlInterpreter * curinterp; /* currently running interpreter */ |
11343788 |
1347 | #ifdef USE_THREADS |
0f15f207 |
1348 | EXT perl_key thr_key; /* For per-thread struct thread ptr */ |
12ca11f6 |
1349 | EXT perl_mutex sv_mutex; /* Mutex for allocating SVs in sv.c */ |
1350 | EXT perl_mutex malloc_mutex; /* Mutex for malloc */ |
1351 | EXT perl_mutex eval_mutex; /* Mutex for doeval */ |
1352 | EXT perl_cond eval_cond; /* Condition variable for doeval */ |
11343788 |
1353 | EXT struct thread * eval_owner; /* Owner thread for doeval */ |
1354 | EXT int nthreads; /* Number of threads currently */ |
33f46ff6 |
1355 | EXT perl_mutex threads_mutex; /* Mutex for nthreads and thread list */ |
12ca11f6 |
1356 | EXT perl_cond nthreads_cond; /* Condition variable for nthreads */ |
0f15f207 |
1357 | #ifdef FAKE_THREADS |
1358 | EXT struct thread * thr; /* Currently executing (fake) thread */ |
1359 | #endif |
11343788 |
1360 | #endif /* USE_THREADS */ |
1361 | |
0c30d9ec |
1362 | /* VMS doesn't use environ array and NeXT has problems with crt0.o globals */ |
1363 | #if !defined(VMS) && !(defined(NeXT) && defined(__DYNAMIC__)) |
68dc0745 |
1364 | #ifndef DONT_DECLARE_STD |
79072805 |
1365 | extern char ** environ; /* environment variables supplied via exec */ |
a0d0e21e |
1366 | #endif |
0c30d9ec |
1367 | #else |
1368 | # if defined(NeXT) && defined(__DYNAMIC__) |
1369 | |
1370 | # include <mach-o/dyld.h> |
1371 | EXT char *** environ_pointer; |
1372 | # define environ (*environ_pointer) |
1373 | # endif |
1374 | #endif /* environ processing */ |
1375 | |
79072805 |
1376 | EXT int uid; /* current real user id */ |
1377 | EXT int euid; /* current effective user id */ |
1378 | EXT int gid; /* current real group id */ |
1379 | EXT int egid; /* current effective group id */ |
1380 | EXT bool nomemok; /* let malloc context handle nomem */ |
1381 | EXT U32 an; /* malloc sequence number */ |
463ee0b2 |
1382 | EXT U32 cop_seqmax; /* statement sequence number */ |
c07a80fd |
1383 | EXT U16 op_seqmax; /* op sequence number */ |
8990e307 |
1384 | EXT U32 evalseq; /* eval sequence number */ |
463ee0b2 |
1385 | EXT U32 sub_generation; /* inc to force methods to be looked up again */ |
79072805 |
1386 | EXT char ** origenviron; |
1387 | EXT U32 origalen; |
44a8e56a |
1388 | EXT HV * pidstatus; /* pid-to-status mappings for waitpid */ |
a0d0e21e |
1389 | EXT U32 * profiledata; |
84ea024a |
1390 | EXT int maxo INIT(MAXO);/* Number of ops */ |
728e2803 |
1391 | EXT char * osname; /* operating system */ |
ff68c719 |
1392 | EXT char * sh_path INIT(SH_PATH); /* full path of shell */ |
c23142e2 |
1393 | EXT Sighandler_t sighandlerp; |
79072805 |
1394 | |
a0d0e21e |
1395 | EXT XPV* xiv_arenaroot; /* list of allocated xiv areas */ |
1396 | EXT IV ** xiv_root; /* free xiv list--shared by interpreters */ |
8990e307 |
1397 | EXT double * xnv_root; /* free xnv list--shared by interpreters */ |
1398 | EXT XRV * xrv_root; /* free xrv list--shared by interpreters */ |
1399 | EXT XPV * xpv_root; /* free xpv list--shared by interpreters */ |
4633a7c4 |
1400 | EXT HE * he_root; /* free he list--shared by interpreters */ |
c07a80fd |
1401 | EXT char * nice_chunk; /* a nice chunk of memory to reuse */ |
1402 | EXT U32 nice_chunk_size;/* how nice the chunk of memory is */ |
8990e307 |
1403 | |
79072805 |
1404 | /* Stack for currently executing thread--context switch must handle this. */ |
1405 | EXT SV ** stack_base; /* stack->array_ary */ |
1406 | EXT SV ** stack_sp; /* stack pointer now */ |
1407 | EXT SV ** stack_max; /* stack->array_ary + stack->array_max */ |
1408 | |
1409 | /* likewise for these */ |
1410 | |
462e5cf6 |
1411 | #ifdef OP_IN_REGISTER |
1412 | EXT OP * opsave; /* save current op register across longjmps */ |
1413 | #else |
1414 | EXT OP * op; /* current op--when not in a global register */ |
1415 | #endif |
2ddcc7aa |
1416 | EXT int (*runops) _((void)) INIT(RUNOPS_DEFAULT); |
79072805 |
1417 | EXT I32 * scopestack; /* blocks we've entered */ |
1418 | EXT I32 scopestack_ix; |
1419 | EXT I32 scopestack_max; |
1420 | |
1421 | EXT ANY* savestack; /* to save non-local values on */ |
1422 | EXT I32 savestack_ix; |
1423 | EXT I32 savestack_max; |
1424 | |
1425 | EXT OP ** retstack; /* returns we've pushed */ |
1426 | EXT I32 retstack_ix; |
1427 | EXT I32 retstack_max; |
1428 | |
1429 | EXT I32 * markstack; /* stackmarks we're remembering */ |
1430 | EXT I32 * markstack_ptr; /* stackmarks we're remembering */ |
1431 | EXT I32 * markstack_max; /* stackmarks we're remembering */ |
1432 | |
1433 | EXT SV ** curpad; |
1434 | |
1435 | /* temp space */ |
1436 | EXT SV * Sv; |
1437 | EXT XPV * Xpv; |
79072805 |
1438 | EXT char tokenbuf[256]; |
1439 | EXT struct stat statbuf; |
ecfc5424 |
1440 | #ifdef HAS_TIMES |
79072805 |
1441 | EXT struct tms timesbuf; |
1442 | #endif |
463ee0b2 |
1443 | EXT STRLEN na; /* for use in SvPV when length is Not Applicable */ |
79072805 |
1444 | |
1445 | /* for tmp use in stupid debuggers */ |
1446 | EXT int * di; |
1447 | EXT short * ds; |
1448 | EXT char * dc; |
1449 | |
1450 | /* handy constants */ |
71be2cbc |
1451 | EXTCONST char * Yes INIT("1"); |
1452 | EXTCONST char * No INIT(""); |
1453 | EXTCONST char * hexdigit INIT("0123456789abcdef0123456789ABCDEFx"); |
1454 | EXTCONST char * patleave INIT("\\.^$@dDwWsSbB+*?|()-nrtfeaxc0123456789[{]}"); |
1455 | EXTCONST char * vert INIT("|"); |
79072805 |
1456 | |
3e3baf6d |
1457 | EXTCONST char warn_uninit[] |
a0d0e21e |
1458 | INIT("Use of uninitialized value"); |
3e3baf6d |
1459 | EXTCONST char warn_nosemi[] |
463ee0b2 |
1460 | INIT("Semicolon seems to be missing"); |
3e3baf6d |
1461 | EXTCONST char warn_reserved[] |
463ee0b2 |
1462 | INIT("Unquoted string \"%s\" may clash with future reserved word"); |
3e3baf6d |
1463 | EXTCONST char warn_nl[] |
93a17b20 |
1464 | INIT("Unsuccessful %s on filename containing newline"); |
3e3baf6d |
1465 | EXTCONST char no_wrongref[] |
a0d0e21e |
1466 | INIT("Can't use %s ref as %s ref"); |
3e3baf6d |
1467 | EXTCONST char no_symref[] |
748a9306 |
1468 | INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use"); |
3e3baf6d |
1469 | EXTCONST char no_usym[] |
8990e307 |
1470 | INIT("Can't use an undefined value as %s reference"); |
3e3baf6d |
1471 | EXTCONST char no_aelem[] |
93a17b20 |
1472 | INIT("Modification of non-creatable array value attempted, subscript %d"); |
3e3baf6d |
1473 | EXTCONST char no_helem[] |
93a17b20 |
1474 | INIT("Modification of non-creatable hash value attempted, subscript \"%s\""); |
3e3baf6d |
1475 | EXTCONST char no_modify[] |
93a17b20 |
1476 | INIT("Modification of a read-only value attempted"); |
3e3baf6d |
1477 | EXTCONST char no_mem[] |
93a17b20 |
1478 | INIT("Out of memory!\n"); |
3e3baf6d |
1479 | EXTCONST char no_security[] |
463ee0b2 |
1480 | INIT("Insecure dependency in %s%s"); |
3e3baf6d |
1481 | EXTCONST char no_sock_func[] |
93a17b20 |
1482 | INIT("Unsupported socket function \"%s\" called"); |
3e3baf6d |
1483 | EXTCONST char no_dir_func[] |
93a17b20 |
1484 | INIT("Unsupported directory function \"%s\" called"); |
3e3baf6d |
1485 | EXTCONST char no_func[] |
93a17b20 |
1486 | INIT("The %s function is unimplemented"); |
3e3baf6d |
1487 | EXTCONST char no_myglob[] |
748a9306 |
1488 | INIT("\"my\" variable %s can't be in a package"); |
93a17b20 |
1489 | |
79072805 |
1490 | EXT SV sv_undef; |
1491 | EXT SV sv_no; |
1492 | EXT SV sv_yes; |
1493 | #ifdef CSH |
1494 | EXT char * cshname INIT(CSH); |
1495 | EXT I32 cshlen; |
1496 | #endif |
1497 | |
1498 | #ifdef DOINIT |
8e07c86e |
1499 | EXT char *sig_name[] = { SIG_NAME }; |
1500 | EXT int sig_num[] = { SIG_NUM }; |
0c30d9ec |
1501 | EXT SV * psig_ptr[sizeof(sig_num)/sizeof(*sig_num)]; |
1502 | EXT SV * psig_name[sizeof(sig_num)/sizeof(*sig_num)]; |
79072805 |
1503 | #else |
1504 | EXT char *sig_name[]; |
8e07c86e |
1505 | EXT int sig_num[]; |
0c30d9ec |
1506 | EXT SV * psig_ptr[]; |
1507 | EXT SV * psig_name[]; |
79072805 |
1508 | #endif |
1509 | |
bbce6d69 |
1510 | /* fast case folding tables */ |
1511 | |
79072805 |
1512 | #ifdef DOINIT |
36477c24 |
1513 | EXTCONST unsigned char fold[] = { |
79072805 |
1514 | 0, 1, 2, 3, 4, 5, 6, 7, |
1515 | 8, 9, 10, 11, 12, 13, 14, 15, |
1516 | 16, 17, 18, 19, 20, 21, 22, 23, |
1517 | 24, 25, 26, 27, 28, 29, 30, 31, |
1518 | 32, 33, 34, 35, 36, 37, 38, 39, |
1519 | 40, 41, 42, 43, 44, 45, 46, 47, |
1520 | 48, 49, 50, 51, 52, 53, 54, 55, |
1521 | 56, 57, 58, 59, 60, 61, 62, 63, |
1522 | 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', |
1523 | 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', |
1524 | 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', |
1525 | 'x', 'y', 'z', 91, 92, 93, 94, 95, |
1526 | 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G', |
1527 | 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', |
1528 | 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', |
1529 | 'X', 'Y', 'Z', 123, 124, 125, 126, 127, |
1530 | 128, 129, 130, 131, 132, 133, 134, 135, |
1531 | 136, 137, 138, 139, 140, 141, 142, 143, |
1532 | 144, 145, 146, 147, 148, 149, 150, 151, |
1533 | 152, 153, 154, 155, 156, 157, 158, 159, |
1534 | 160, 161, 162, 163, 164, 165, 166, 167, |
1535 | 168, 169, 170, 171, 172, 173, 174, 175, |
1536 | 176, 177, 178, 179, 180, 181, 182, 183, |
1537 | 184, 185, 186, 187, 188, 189, 190, 191, |
1538 | 192, 193, 194, 195, 196, 197, 198, 199, |
1539 | 200, 201, 202, 203, 204, 205, 206, 207, |
1540 | 208, 209, 210, 211, 212, 213, 214, 215, |
1541 | 216, 217, 218, 219, 220, 221, 222, 223, |
1542 | 224, 225, 226, 227, 228, 229, 230, 231, |
1543 | 232, 233, 234, 235, 236, 237, 238, 239, |
1544 | 240, 241, 242, 243, 244, 245, 246, 247, |
1545 | 248, 249, 250, 251, 252, 253, 254, 255 |
1546 | }; |
1547 | #else |
71be2cbc |
1548 | EXTCONST unsigned char fold[]; |
79072805 |
1549 | #endif |
1550 | |
1551 | #ifdef DOINIT |
bbce6d69 |
1552 | EXT unsigned char fold_locale[] = { |
79072805 |
1553 | 0, 1, 2, 3, 4, 5, 6, 7, |
1554 | 8, 9, 10, 11, 12, 13, 14, 15, |
1555 | 16, 17, 18, 19, 20, 21, 22, 23, |
1556 | 24, 25, 26, 27, 28, 29, 30, 31, |
1557 | 32, 33, 34, 35, 36, 37, 38, 39, |
1558 | 40, 41, 42, 43, 44, 45, 46, 47, |
1559 | 48, 49, 50, 51, 52, 53, 54, 55, |
1560 | 56, 57, 58, 59, 60, 61, 62, 63, |
1561 | 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', |
1562 | 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', |
1563 | 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', |
1564 | 'x', 'y', 'z', 91, 92, 93, 94, 95, |
1565 | 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G', |
1566 | 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', |
1567 | 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', |
1568 | 'X', 'Y', 'Z', 123, 124, 125, 126, 127, |
1569 | 128, 129, 130, 131, 132, 133, 134, 135, |
1570 | 136, 137, 138, 139, 140, 141, 142, 143, |
1571 | 144, 145, 146, 147, 148, 149, 150, 151, |
1572 | 152, 153, 154, 155, 156, 157, 158, 159, |
1573 | 160, 161, 162, 163, 164, 165, 166, 167, |
1574 | 168, 169, 170, 171, 172, 173, 174, 175, |
1575 | 176, 177, 178, 179, 180, 181, 182, 183, |
1576 | 184, 185, 186, 187, 188, 189, 190, 191, |
1577 | 192, 193, 194, 195, 196, 197, 198, 199, |
1578 | 200, 201, 202, 203, 204, 205, 206, 207, |
1579 | 208, 209, 210, 211, 212, 213, 214, 215, |
1580 | 216, 217, 218, 219, 220, 221, 222, 223, |
1581 | 224, 225, 226, 227, 228, 229, 230, 231, |
1582 | 232, 233, 234, 235, 236, 237, 238, 239, |
1583 | 240, 241, 242, 243, 244, 245, 246, 247, |
1584 | 248, 249, 250, 251, 252, 253, 254, 255 |
1585 | }; |
1586 | #else |
bbce6d69 |
1587 | EXT unsigned char fold_locale[]; |
79072805 |
1588 | #endif |
1589 | |
1590 | #ifdef DOINIT |
71be2cbc |
1591 | EXTCONST unsigned char freq[] = { /* letter frequencies for mixed English/C */ |
79072805 |
1592 | 1, 2, 84, 151, 154, 155, 156, 157, |
1593 | 165, 246, 250, 3, 158, 7, 18, 29, |
1594 | 40, 51, 62, 73, 85, 96, 107, 118, |
1595 | 129, 140, 147, 148, 149, 150, 152, 153, |
1596 | 255, 182, 224, 205, 174, 176, 180, 217, |
1597 | 233, 232, 236, 187, 235, 228, 234, 226, |
1598 | 222, 219, 211, 195, 188, 193, 185, 184, |
1599 | 191, 183, 201, 229, 181, 220, 194, 162, |
1600 | 163, 208, 186, 202, 200, 218, 198, 179, |
1601 | 178, 214, 166, 170, 207, 199, 209, 206, |
1602 | 204, 160, 212, 216, 215, 192, 175, 173, |
1603 | 243, 172, 161, 190, 203, 189, 164, 230, |
1604 | 167, 248, 227, 244, 242, 255, 241, 231, |
1605 | 240, 253, 169, 210, 245, 237, 249, 247, |
1606 | 239, 168, 252, 251, 254, 238, 223, 221, |
1607 | 213, 225, 177, 197, 171, 196, 159, 4, |
1608 | 5, 6, 8, 9, 10, 11, 12, 13, |
1609 | 14, 15, 16, 17, 19, 20, 21, 22, |
1610 | 23, 24, 25, 26, 27, 28, 30, 31, |
1611 | 32, 33, 34, 35, 36, 37, 38, 39, |
1612 | 41, 42, 43, 44, 45, 46, 47, 48, |
1613 | 49, 50, 52, 53, 54, 55, 56, 57, |
1614 | 58, 59, 60, 61, 63, 64, 65, 66, |
1615 | 67, 68, 69, 70, 71, 72, 74, 75, |
1616 | 76, 77, 78, 79, 80, 81, 82, 83, |
1617 | 86, 87, 88, 89, 90, 91, 92, 93, |
1618 | 94, 95, 97, 98, 99, 100, 101, 102, |
1619 | 103, 104, 105, 106, 108, 109, 110, 111, |
1620 | 112, 113, 114, 115, 116, 117, 119, 120, |
1621 | 121, 122, 123, 124, 125, 126, 127, 128, |
1622 | 130, 131, 132, 133, 134, 135, 136, 137, |
1623 | 138, 139, 141, 142, 143, 144, 145, 146 |
1624 | }; |
1625 | #else |
71be2cbc |
1626 | EXTCONST unsigned char freq[]; |
79072805 |
1627 | #endif |
1628 | |
8990e307 |
1629 | #ifdef DEBUGGING |
1630 | #ifdef DOINIT |
71be2cbc |
1631 | EXTCONST char* block_type[] = { |
8990e307 |
1632 | "NULL", |
1633 | "SUB", |
1634 | "EVAL", |
1635 | "LOOP", |
1636 | "SUBST", |
1637 | "BLOCK", |
1638 | }; |
1639 | #else |
71be2cbc |
1640 | EXTCONST char* block_type[]; |
8990e307 |
1641 | #endif |
1642 | #endif |
1643 | |
79072805 |
1644 | /*****************************************************************************/ |
1645 | /* This lexer/parser stuff is currently global since yacc is hard to reenter */ |
1646 | /*****************************************************************************/ |
8990e307 |
1647 | /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */ |
79072805 |
1648 | |
a0d0e21e |
1649 | #include "perly.h" |
1650 | |
fb73857a |
1651 | #define LEX_NOTPARSING 11 /* borrowed from toke.c */ |
1652 | |
79072805 |
1653 | typedef enum { |
1654 | XOPERATOR, |
1655 | XTERM, |
79072805 |
1656 | XREF, |
8990e307 |
1657 | XSTATE, |
a0d0e21e |
1658 | XBLOCK, |
1659 | XTERMBLOCK |
79072805 |
1660 | } expectation; |
1661 | |
a0d0e21e |
1662 | EXT U32 lex_state; /* next token is determined */ |
1663 | EXT U32 lex_defer; /* state after determined token */ |
1664 | EXT expectation lex_expect; /* expect after determined token */ |
1665 | EXT I32 lex_brackets; /* bracket count */ |
1666 | EXT I32 lex_formbrack; /* bracket count at outer format level */ |
1667 | EXT I32 lex_fakebrack; /* outer bracket is mere delimiter */ |
1668 | EXT I32 lex_casemods; /* casemod count */ |
1669 | EXT I32 lex_dojoin; /* doing an array interpolation */ |
1670 | EXT I32 lex_starts; /* how many interps done on level */ |
1671 | EXT SV * lex_stuff; /* runtime pattern from m// or s/// */ |
1672 | EXT SV * lex_repl; /* runtime replacement from s/// */ |
1673 | EXT OP * lex_op; /* extra info to pass back on op */ |
1674 | EXT OP * lex_inpat; /* in pattern $) and $| are special */ |
1675 | EXT I32 lex_inwhat; /* what kind of quoting are we in */ |
1676 | EXT char * lex_brackstack; /* what kind of brackets to pop */ |
1677 | EXT char * lex_casestack; /* what kind of case mods in effect */ |
1678 | |
1679 | /* What we know when we're in LEX_KNOWNEXT state. */ |
1680 | EXT YYSTYPE nextval[5]; /* value of next token, if any */ |
1681 | EXT I32 nexttype[5]; /* type of next token */ |
1682 | EXT I32 nexttoke; |
1683 | |
760ac839 |
1684 | EXT PerlIO * VOL rsfp INIT(Nullfp); |
79072805 |
1685 | EXT SV * linestr; |
1686 | EXT char * bufptr; |
1687 | EXT char * oldbufptr; |
1688 | EXT char * oldoldbufptr; |
1689 | EXT char * bufend; |
8990e307 |
1690 | EXT expectation expect INIT(XSTATE); /* how to interpret ambiguous tokens */ |
16d20bd9 |
1691 | EXT AV * rsfp_filters; |
79072805 |
1692 | |
1693 | EXT I32 multi_start; /* 1st line of multi-line string */ |
1694 | EXT I32 multi_end; /* last line of multi-line string */ |
1695 | EXT I32 multi_open; /* delimiter of said string */ |
1696 | EXT I32 multi_close; /* delimiter of said string */ |
1697 | |
1698 | EXT GV * scrgv; |
1699 | EXT I32 error_count; /* how many errors so far, max 10 */ |
1700 | EXT I32 subline; /* line this subroutine began on */ |
1701 | EXT SV * subname; /* name of current subroutine */ |
1702 | |
748a9306 |
1703 | EXT CV * compcv; /* currently compiling subroutine */ |
93a17b20 |
1704 | EXT AV * comppad; /* storage for lexically scoped temporaries */ |
8990e307 |
1705 | EXT AV * comppad_name; /* variable names for "my" variables */ |
1706 | EXT I32 comppad_name_fill;/* last "introduced" variable offset */ |
0c30d9ec |
1707 | EXT I32 comppad_name_floor;/* start of vars in innermost block */ |
8990e307 |
1708 | EXT I32 min_intro_pending;/* start of vars to introduce */ |
1709 | EXT I32 max_intro_pending;/* end of vars to introduce */ |
79072805 |
1710 | EXT I32 padix; /* max used index in current "register" pad */ |
a0d0e21e |
1711 | EXT I32 padix_floor; /* how low may inner block reset padix */ |
748a9306 |
1712 | EXT I32 pad_reset_pending; /* reset pad on next attempted alloc */ |
79072805 |
1713 | EXT COP compiling; |
1714 | |
79072805 |
1715 | EXT I32 thisexpr; /* name id for nothing_in_common() */ |
1716 | EXT char * last_uni; /* position of last named-unary operator */ |
1717 | EXT char * last_lop; /* position of last list operator */ |
8990e307 |
1718 | EXT OPCODE last_lop_op; /* last list operator */ |
93a17b20 |
1719 | EXT bool in_my; /* we're compiling a "my" declaration */ |
c750a3ec |
1720 | EXT HV * in_my_stash; /* declared class of this "my" declaration */ |
79072805 |
1721 | #ifdef FCRYPT |
1722 | EXT I32 cryptseen; /* has fast crypt() been initialized? */ |
1723 | #endif |
1724 | |
85e6fe83 |
1725 | EXT U32 hints; /* various compilation flags */ |
1726 | |
1727 | /* Note: the lowest 8 bits are reserved for |
1728 | stuffing into op->op_private */ |
1729 | #define HINT_INTEGER 0x00000001 |
1730 | #define HINT_STRICT_REFS 0x00000002 |
1731 | |
1732 | #define HINT_BLOCK_SCOPE 0x00000100 |
1733 | #define HINT_STRICT_SUBS 0x00000200 |
1734 | #define HINT_STRICT_VARS 0x00000400 |
bbce6d69 |
1735 | #define HINT_LOCALE 0x00000800 |
85e6fe83 |
1736 | |
79072805 |
1737 | /**************************************************************************/ |
1738 | /* This regexp stuff is global since it always happens within 1 expr eval */ |
1739 | /**************************************************************************/ |
1740 | |
1741 | EXT char * regprecomp; /* uncompiled string. */ |
1742 | EXT char * regparse; /* Input-scan pointer. */ |
1743 | EXT char * regxend; /* End of input for compile */ |
1744 | EXT I32 regnpar; /* () count. */ |
1745 | EXT char * regcode; /* Code-emit pointer; ®dummy = don't. */ |
1746 | EXT I32 regsize; /* Code size. */ |
a0d0e21e |
1747 | EXT I32 regnaughty; /* How bad is this pattern? */ |
79072805 |
1748 | EXT I32 regsawback; /* Did we see \1, ...? */ |
1749 | |
1750 | EXT char * reginput; /* String-input pointer. */ |
79072805 |
1751 | EXT char * regbol; /* Beginning of input, for ^ check. */ |
1752 | EXT char * regeol; /* End of input, for $ check. */ |
1753 | EXT char ** regstartp; /* Pointer to startp array. */ |
1754 | EXT char ** regendp; /* Ditto for endp. */ |
a0d0e21e |
1755 | EXT U32 * reglastparen; /* Similarly for lastparen. */ |
79072805 |
1756 | EXT char * regtill; /* How far we are required to go. */ |
a0d0e21e |
1757 | EXT U16 regflags; /* are we folding, multilining? */ |
1758 | EXT char regprev; /* char before regbol, \n if none */ |
79072805 |
1759 | |
760ac839 |
1760 | EXT bool do_undump; /* -u or dump seen? */ |
1761 | EXT VOL U32 debug; |
1762 | |
79072805 |
1763 | /***********************************************/ |
1764 | /* Global only to current interpreter instance */ |
1765 | /***********************************************/ |
1766 | |
8990e307 |
1767 | #ifdef MULTIPLICITY |
79072805 |
1768 | #define IEXT |
1769 | #define IINIT(x) |
1770 | struct interpreter { |
1771 | #else |
1772 | #define IEXT EXT |
1773 | #define IINIT(x) INIT(x) |
1774 | #endif |
1775 | |
1776 | /* pseudo environmental stuff */ |
1777 | IEXT int Iorigargc; |
1778 | IEXT char ** Iorigargv; |
1779 | IEXT GV * Ienvgv; |
1780 | IEXT GV * Isiggv; |
1781 | IEXT GV * Iincgv; |
1782 | IEXT char * Iorigfilename; |
748a9306 |
1783 | IEXT SV * Idiehook; |
1784 | IEXT SV * Iwarnhook; |
1785 | IEXT SV * Iparsehook; |
79072805 |
1786 | |
c07a80fd |
1787 | /* Various states of an input record separator SV (rs, nrs) */ |
1788 | #define RsSNARF(sv) (! SvOK(sv)) |
1789 | #define RsSIMPLE(sv) (SvOK(sv) && SvCUR(sv)) |
1790 | #define RsPARA(sv) (SvOK(sv) && ! SvCUR(sv)) |
1791 | |
79072805 |
1792 | /* switches */ |
1793 | IEXT char * Icddir; |
1794 | IEXT bool Iminus_c; |
a5f75d66 |
1795 | IEXT char Ipatchlevel[10]; |
728e2803 |
1796 | IEXT char ** Ilocalpatches; |
c07a80fd |
1797 | IEXT SV * Inrs; |
2304df62 |
1798 | IEXT char * Isplitstr IINIT(" "); |
79072805 |
1799 | IEXT bool Ipreprocess; |
1800 | IEXT bool Iminus_n; |
1801 | IEXT bool Iminus_p; |
1802 | IEXT bool Iminus_l; |
1803 | IEXT bool Iminus_a; |
2304df62 |
1804 | IEXT bool Iminus_F; |
79072805 |
1805 | IEXT bool Idoswitches; |
1806 | IEXT bool Idowarn; |
1807 | IEXT bool Idoextract; |
79072805 |
1808 | IEXT bool Isawampersand; /* must save all match strings */ |
1809 | IEXT bool Isawstudy; /* do fbm_instr on all strings */ |
79072805 |
1810 | IEXT bool Isawvec; |
1811 | IEXT bool Iunsafe; |
79072805 |
1812 | IEXT char * Iinplace; |
1813 | IEXT char * Ie_tmpname; |
760ac839 |
1814 | IEXT PerlIO * Ie_fp; |
79072805 |
1815 | IEXT U32 Iperldb; |
748a9306 |
1816 | /* This value may be raised by extensions for testing purposes */ |
8ebc5c01 |
1817 | IEXT int Iperl_destruct_level IINIT(0); /* 0=none, 1=full, 2=full with checks */ |
79072805 |
1818 | |
1819 | /* magical thingies */ |
85e6fe83 |
1820 | IEXT Time_t Ibasetime; /* $^T */ |
79072805 |
1821 | IEXT SV * Iformfeed; /* $^L */ |
1822 | IEXT char * Ichopset IINIT(" \n-"); /* $: */ |
c07a80fd |
1823 | IEXT SV * Irs; /* $/ */ |
79072805 |
1824 | IEXT char * Iofs; /* $, */ |
8990e307 |
1825 | IEXT STRLEN Iofslen; |
79072805 |
1826 | IEXT char * Iors; /* $\ */ |
8990e307 |
1827 | IEXT STRLEN Iorslen; |
79072805 |
1828 | IEXT char * Iofmt; /* $# */ |
1829 | IEXT I32 Imaxsysfd IINIT(MAXSYSFD); /* top fd to pass to subprocesses */ |
f86702cc |
1830 | IEXT int Imultiline; /* $*--do strings hold >1 line? */ |
91e9c03f |
1831 | IEXT I32 Istatusvalue; /* $? */ |
f86702cc |
1832 | #ifdef VMS |
ff0cee69 |
1833 | IEXT U32 Istatusvalue_vms; |
f86702cc |
1834 | #endif |
79072805 |
1835 | |
1836 | IEXT struct stat Istatcache; /* _ */ |
1837 | IEXT GV * Istatgv; |
1838 | IEXT SV * Istatname IINIT(Nullsv); |
1839 | |
1840 | /* shortcuts to various I/O objects */ |
1841 | IEXT GV * Istdingv; |
1842 | IEXT GV * Ilast_in_gv; |
1843 | IEXT GV * Idefgv; |
1844 | IEXT GV * Iargvgv; |
1845 | IEXT GV * Idefoutgv; |
79072805 |
1846 | IEXT GV * Iargvoutgv; |
1847 | |
1848 | /* shortcuts to regexp stuff */ |
1849 | IEXT GV * Ileftgv; |
1850 | IEXT GV * Iampergv; |
1851 | IEXT GV * Irightgv; |
1852 | IEXT PMOP * Icurpm; /* what to do \ interps from */ |
79072805 |
1853 | IEXT I32 * Iscreamfirst; |
1854 | IEXT I32 * Iscreamnext; |
1855 | IEXT I32 Imaxscream IINIT(-1); |
1856 | IEXT SV * Ilastscream; |
1857 | |
4633a7c4 |
1858 | /* shortcuts to misc objects */ |
1859 | IEXT GV * Ierrgv; |
1860 | |
79072805 |
1861 | /* shortcuts to debugging objects */ |
1862 | IEXT GV * IDBgv; |
1863 | IEXT GV * IDBline; |
1864 | IEXT GV * IDBsub; |
1865 | IEXT SV * IDBsingle; |
1866 | IEXT SV * IDBtrace; |
1867 | IEXT SV * IDBsignal; |
1868 | IEXT AV * Ilineary; /* lines of script for debugger */ |
1869 | IEXT AV * Idbargs; /* args to call listed by caller function */ |
1870 | |
1871 | /* symbol tables */ |
1872 | IEXT HV * Idefstash; /* main symbol table */ |
1873 | IEXT HV * Icurstash; /* symbol table for current package */ |
1874 | IEXT HV * Idebstash; /* symbol table for perldb package */ |
1875 | IEXT SV * Icurstname; /* name of current package */ |
93a17b20 |
1876 | IEXT AV * Ibeginav; /* names of BEGIN subroutines */ |
1877 | IEXT AV * Iendav; /* names of END subroutines */ |
7d07dbc2 |
1878 | IEXT AV * Iinitav; /* names of INIT subroutines */ |
0c30d9ec |
1879 | IEXT HV * Istrtab; /* shared string table */ |
79072805 |
1880 | |
1881 | /* memory management */ |
79072805 |
1882 | IEXT SV ** Itmps_stack; |
1883 | IEXT I32 Itmps_ix IINIT(-1); |
1884 | IEXT I32 Itmps_floor IINIT(-1); |
8990e307 |
1885 | IEXT I32 Itmps_max; |
1886 | IEXT I32 Isv_count; /* how many SV* are currently allocated */ |
a0d0e21e |
1887 | IEXT I32 Isv_objcount; /* how many objects are currently allocated */ |
8990e307 |
1888 | IEXT SV* Isv_root; /* storage for SVs belonging to interp */ |
1889 | IEXT SV* Isv_arenaroot; /* list of areas for garbage collection */ |
79072805 |
1890 | |
1891 | /* funky return mechanisms */ |
1892 | IEXT I32 Ilastspbase; |
1893 | IEXT I32 Ilastsize; |
1894 | IEXT int Iforkprocess; /* so do_open |- can return proc# */ |
1895 | |
1896 | /* subprocess state */ |
1897 | IEXT AV * Ifdpid; /* keep fd-to-pid mappings for my_popen */ |
79072805 |
1898 | |
1899 | /* internal state */ |
463ee0b2 |
1900 | IEXT VOL int Iin_eval; /* trap "fatal" errors? */ |
1901 | IEXT OP * Irestartop; /* Are we propagating an error from croak? */ |
79072805 |
1902 | IEXT int Idelaymagic; /* ($<,$>) = ... */ |
2304df62 |
1903 | IEXT bool Idirty; /* In the middle of tearing things down? */ |
748a9306 |
1904 | IEXT U8 Ilocalizing; /* are we processing a local() list? */ |
79072805 |
1905 | IEXT bool Itainted; /* using variables controlled by $< */ |
463ee0b2 |
1906 | IEXT bool Itainting; /* doing taint checks */ |
e50aee73 |
1907 | IEXT char * Iop_mask IINIT(NULL); /* masked operations for safe evals */ |
79072805 |
1908 | |
1909 | /* trace state */ |
1910 | IEXT I32 Idlevel; |
1911 | IEXT I32 Idlmax IINIT(128); |
1912 | IEXT char * Idebname; |
1913 | IEXT char * Idebdelim; |
1914 | |
1915 | /* current interpreter roots */ |
748a9306 |
1916 | IEXT CV * Imain_cv; |
463ee0b2 |
1917 | IEXT OP * Imain_root; |
1918 | IEXT OP * Imain_start; |
1919 | IEXT OP * Ieval_root; |
1920 | IEXT OP * Ieval_start; |
79072805 |
1921 | |
1922 | /* runtime control stuff */ |
1923 | IEXT COP * VOL Icurcop IINIT(&compiling); |
0c30d9ec |
1924 | IEXT COP * Icurcopdb IINIT(NULL); |
79072805 |
1925 | IEXT line_t Icopline IINIT(NOLINE); |
1926 | IEXT CONTEXT * Icxstack; |
1927 | IEXT I32 Icxstack_ix IINIT(-1); |
1928 | IEXT I32 Icxstack_max IINIT(128); |
54310121 |
1929 | IEXT JMPENV Istart_env; /* empty startup sigjmp() environment */ |
1930 | IEXT JMPENV * Itop_env; /* ptr. to current sigjmp() environment */ |
a0d0e21e |
1931 | IEXT I32 Irunlevel; |
79072805 |
1932 | |
1933 | /* stack stuff */ |
0c30d9ec |
1934 | IEXT AV * Icurstack; /* THE STACK */ |
79072805 |
1935 | IEXT AV * Imainstack; /* the stack when nothing funny is happening */ |
79072805 |
1936 | |
1937 | /* format accumulators */ |
463ee0b2 |
1938 | IEXT SV * Iformtarget; |
1939 | IEXT SV * Ibodytarget; |
1940 | IEXT SV * Itoptarget; |
79072805 |
1941 | |
1942 | /* statics moved here for shared library purposes */ |
93a17b20 |
1943 | IEXT SV Istrchop; /* return value from chop */ |
79072805 |
1944 | IEXT int Ifilemode; /* so nextargv() can preserve mode */ |
1945 | IEXT int Ilastfd; /* what to preserve mode on */ |
1946 | IEXT char * Ioldname; /* what to preserve mode on */ |
1947 | IEXT char ** IArgv; /* stuff to free from do_aexec, vfork safe */ |
1948 | IEXT char * ICmd; /* stuff to free from do_aexec, vfork safe */ |
1949 | IEXT OP * Isortcop; /* user defined sort routine */ |
1950 | IEXT HV * Isortstash; /* which is in some package or other */ |
1951 | IEXT GV * Ifirstgv; /* $a */ |
1952 | IEXT GV * Isecondgv; /* $b */ |
1953 | IEXT AV * Isortstack; /* temp stack during pp_sort() */ |
1954 | IEXT AV * Isignalstack; /* temp stack during sighandler() */ |
1955 | IEXT SV * Imystrk; /* temp key string for do_each() */ |
1956 | IEXT I32 Idumplvl; /* indentation level on syntax tree dump */ |
79072805 |
1957 | IEXT PMOP * Ioldlastpm; /* for saving regexp context during debugger */ |
1958 | IEXT I32 Igensym; /* next symbol for getsym() to define */ |
1959 | IEXT bool Ipreambled; |
3c81428c |
1960 | IEXT AV * Ipreambleav; |
79072805 |
1961 | IEXT int Ilaststatval IINIT(-1); |
1962 | IEXT I32 Ilaststype IINIT(OP_STAT); |
46fc3d4c |
1963 | IEXT SV * Imess_sv; |
79072805 |
1964 | |
8023c3ce |
1965 | #ifdef USE_THREADS |
1966 | /* threads stuff */ |
1967 | IEXT SV * Ithrsv; /* holds struct thread for main thread */ |
1968 | #endif /* USE_THREADS */ |
1969 | |
79072805 |
1970 | #undef IEXT |
1971 | #undef IINIT |
1972 | |
8990e307 |
1973 | #ifdef MULTIPLICITY |
79072805 |
1974 | }; |
1975 | #else |
1976 | struct interpreter { |
1977 | char broiled; |
1978 | }; |
1979 | #endif |
1980 | |
11343788 |
1981 | #include "thread.h" |
79072805 |
1982 | #include "pp.h" |
1983 | |
1984 | #ifdef __cplusplus |
1985 | extern "C" { |
1986 | #endif |
1987 | |
1988 | #include "proto.h" |
1989 | |
a0d0e21e |
1990 | #ifdef EMBED |
1991 | #define Perl_sv_setptrobj(rv,ptr,name) Perl_sv_setref_iv(rv,name,(IV)ptr) |
1992 | #define Perl_sv_setptrref(rv,ptr) Perl_sv_setref_iv(rv,Nullch,(IV)ptr) |
1993 | #else |
1994 | #define sv_setptrobj(rv,ptr,name) sv_setref_iv(rv,name,(IV)ptr) |
1995 | #define sv_setptrref(rv,ptr) sv_setref_iv(rv,Nullch,(IV)ptr) |
1996 | #endif |
1997 | |
79072805 |
1998 | #ifdef __cplusplus |
1999 | }; |
2000 | #endif |
2001 | |
93a17b20 |
2002 | /* The following must follow proto.h */ |
79072805 |
2003 | |
2004 | #ifdef DOINIT |
bbce6d69 |
2005 | |
4633a7c4 |
2006 | EXT MGVTBL vtbl_sv = {magic_get, |
463ee0b2 |
2007 | magic_set, |
2008 | magic_len, |
2009 | 0, 0}; |
fb73857a |
2010 | EXT MGVTBL vtbl_env = {0, magic_set_all_env, |
2011 | 0, magic_clear_all_env, |
66b1d557 |
2012 | 0}; |
4633a7c4 |
2013 | EXT MGVTBL vtbl_envelem = {0, magic_setenv, |
85e6fe83 |
2014 | 0, magic_clearenv, |
2015 | 0}; |
4633a7c4 |
2016 | EXT MGVTBL vtbl_sig = {0, 0, 0, 0, 0}; |
0c30d9ec |
2017 | EXT MGVTBL vtbl_sigelem = {magic_getsig, |
2018 | magic_setsig, |
2019 | 0, magic_clearsig, |
2020 | 0}; |
4633a7c4 |
2021 | EXT MGVTBL vtbl_pack = {0, 0, 0, magic_wipepack, |
a0d0e21e |
2022 | 0}; |
4633a7c4 |
2023 | EXT MGVTBL vtbl_packelem = {magic_getpack, |
463ee0b2 |
2024 | magic_setpack, |
2025 | 0, magic_clearpack, |
2026 | 0}; |
4633a7c4 |
2027 | EXT MGVTBL vtbl_dbline = {0, magic_setdbline, |
463ee0b2 |
2028 | 0, 0, 0}; |
4633a7c4 |
2029 | EXT MGVTBL vtbl_isa = {0, magic_setisa, |
fb73857a |
2030 | 0, magic_setisa, |
2031 | 0}; |
4633a7c4 |
2032 | EXT MGVTBL vtbl_isaelem = {0, magic_setisa, |
463ee0b2 |
2033 | 0, 0, 0}; |
4633a7c4 |
2034 | EXT MGVTBL vtbl_arylen = {magic_getarylen, |
463ee0b2 |
2035 | magic_setarylen, |
2036 | 0, 0, 0}; |
4633a7c4 |
2037 | EXT MGVTBL vtbl_glob = {magic_getglob, |
463ee0b2 |
2038 | magic_setglob, |
2039 | 0, 0, 0}; |
4633a7c4 |
2040 | EXT MGVTBL vtbl_mglob = {0, magic_setmglob, |
463ee0b2 |
2041 | 0, 0, 0}; |
99abf803 |
2042 | EXT MGVTBL vtbl_nkeys = {0, magic_setnkeys, |
2043 | 0, 0, 0}; |
4633a7c4 |
2044 | EXT MGVTBL vtbl_taint = {magic_gettaint,magic_settaint, |
463ee0b2 |
2045 | 0, 0, 0}; |
4633a7c4 |
2046 | EXT MGVTBL vtbl_substr = {0, magic_setsubstr, |
463ee0b2 |
2047 | 0, 0, 0}; |
4633a7c4 |
2048 | EXT MGVTBL vtbl_vec = {0, magic_setvec, |
463ee0b2 |
2049 | 0, 0, 0}; |
4633a7c4 |
2050 | EXT MGVTBL vtbl_pos = {magic_getpos, |
a0d0e21e |
2051 | magic_setpos, |
2052 | 0, 0, 0}; |
4633a7c4 |
2053 | EXT MGVTBL vtbl_bm = {0, magic_setbm, |
463ee0b2 |
2054 | 0, 0, 0}; |
55497cff |
2055 | EXT MGVTBL vtbl_fm = {0, magic_setfm, |
2056 | 0, 0, 0}; |
4633a7c4 |
2057 | EXT MGVTBL vtbl_uvar = {magic_getuvar, |
463ee0b2 |
2058 | magic_setuvar, |
2059 | 0, 0, 0}; |
f93b4edd |
2060 | #ifdef USE_THREADS |
2061 | EXT MGVTBL vtbl_mutex = {0, 0, 0, 0, magic_mutexfree}; |
2062 | #endif /* USE_THREADS */ |
68dc0745 |
2063 | EXT MGVTBL vtbl_defelem = {magic_getdefelem,magic_setdefelem, |
2064 | 0, 0, magic_freedefelem}; |
a0d0e21e |
2065 | |
36477c24 |
2066 | #ifdef USE_LOCALE_COLLATE |
bbce6d69 |
2067 | EXT MGVTBL vtbl_collxfrm = {0, |
2068 | magic_setcollxfrm, |
2069 | 0, 0, 0}; |
2070 | #endif |
a0d0e21e |
2071 | |
2072 | #ifdef OVERLOAD |
4633a7c4 |
2073 | EXT MGVTBL vtbl_amagic = {0, magic_setamagic, |
748a9306 |
2074 | 0, 0, magic_setamagic}; |
4633a7c4 |
2075 | EXT MGVTBL vtbl_amagicelem = {0, magic_setamagic, |
748a9306 |
2076 | 0, 0, magic_setamagic}; |
a0d0e21e |
2077 | #endif /* OVERLOAD */ |
2078 | |
bbce6d69 |
2079 | #else /* !DOINIT */ |
2080 | |
79072805 |
2081 | EXT MGVTBL vtbl_sv; |
2082 | EXT MGVTBL vtbl_env; |
2083 | EXT MGVTBL vtbl_envelem; |
2084 | EXT MGVTBL vtbl_sig; |
2085 | EXT MGVTBL vtbl_sigelem; |
463ee0b2 |
2086 | EXT MGVTBL vtbl_pack; |
2087 | EXT MGVTBL vtbl_packelem; |
79072805 |
2088 | EXT MGVTBL vtbl_dbline; |
463ee0b2 |
2089 | EXT MGVTBL vtbl_isa; |
2090 | EXT MGVTBL vtbl_isaelem; |
79072805 |
2091 | EXT MGVTBL vtbl_arylen; |
2092 | EXT MGVTBL vtbl_glob; |
93a17b20 |
2093 | EXT MGVTBL vtbl_mglob; |
99abf803 |
2094 | EXT MGVTBL vtbl_nkeys; |
463ee0b2 |
2095 | EXT MGVTBL vtbl_taint; |
79072805 |
2096 | EXT MGVTBL vtbl_substr; |
2097 | EXT MGVTBL vtbl_vec; |
a0d0e21e |
2098 | EXT MGVTBL vtbl_pos; |
79072805 |
2099 | EXT MGVTBL vtbl_bm; |
55497cff |
2100 | EXT MGVTBL vtbl_fm; |
79072805 |
2101 | EXT MGVTBL vtbl_uvar; |
a0d0e21e |
2102 | |
f93b4edd |
2103 | #ifdef USE_THREADS |
2104 | EXT MGVTBL vtbl_mutex; |
2105 | #endif /* USE_THREADS */ |
2106 | |
68dc0745 |
2107 | EXT MGVTBL vtbl_defelem; |
a0d0e21e |
2108 | |
36477c24 |
2109 | #ifdef USE_LOCALE_COLLATE |
bbce6d69 |
2110 | EXT MGVTBL vtbl_collxfrm; |
2111 | #endif |
a0d0e21e |
2112 | |
2113 | #ifdef OVERLOAD |
2114 | EXT MGVTBL vtbl_amagic; |
2115 | EXT MGVTBL vtbl_amagicelem; |
2116 | #endif /* OVERLOAD */ |
2117 | |
bbce6d69 |
2118 | #endif /* !DOINIT */ |
85e6fe83 |
2119 | |
a0d0e21e |
2120 | #ifdef OVERLOAD |
c0315cdf |
2121 | |
a0d0e21e |
2122 | EXT long amagic_generation; |
2123 | |
a6006777 |
2124 | #define NofAMmeth 58 |
a0d0e21e |
2125 | #ifdef DOINIT |
a6006777 |
2126 | EXTCONST char * AMG_names[NofAMmeth] = { |
2127 | "fallback", "abs", /* "fallback" should be the first. */ |
2128 | "bool", "nomethod", |
2129 | "\"\"", "0+", |
2130 | "+", "+=", |
2131 | "-", "-=", |
2132 | "*", "*=", |
2133 | "/", "/=", |
2134 | "%", "%=", |
2135 | "**", "**=", |
2136 | "<<", "<<=", |
2137 | ">>", ">>=", |
2138 | "&", "&=", |
2139 | "|", "|=", |
2140 | "^", "^=", |
2141 | "<", "<=", |
2142 | ">", ">=", |
2143 | "==", "!=", |
2144 | "<=>", "cmp", |
2145 | "lt", "le", |
2146 | "gt", "ge", |
2147 | "eq", "ne", |
2148 | "!", "~", |
2149 | "++", "--", |
2150 | "atan2", "cos", |
2151 | "sin", "exp", |
2152 | "log", "sqrt", |
2153 | "x", "x=", |
2154 | ".", ".=", |
2155 | "=", "neg" |
a0d0e21e |
2156 | }; |
2157 | #else |
a6006777 |
2158 | EXTCONST char * AMG_names[NofAMmeth]; |
a0d0e21e |
2159 | #endif /* def INITAMAGIC */ |
2160 | |
a6006777 |
2161 | struct am_table { |
a0d0e21e |
2162 | long was_ok_sub; |
2163 | long was_ok_am; |
a6006777 |
2164 | U32 flags; |
2165 | CV* table[NofAMmeth]; |
a0d0e21e |
2166 | long fallback; |
2167 | }; |
a6006777 |
2168 | struct am_table_short { |
2169 | long was_ok_sub; |
2170 | long was_ok_am; |
2171 | U32 flags; |
2172 | }; |
a0d0e21e |
2173 | typedef struct am_table AMT; |
a6006777 |
2174 | typedef struct am_table_short AMTS; |
a0d0e21e |
2175 | |
2176 | #define AMGfallNEVER 1 |
2177 | #define AMGfallNO 2 |
2178 | #define AMGfallYES 3 |
2179 | |
a6006777 |
2180 | #define AMTf_AMAGIC 1 |
2181 | #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC) |
2182 | #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC) |
2183 | #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC) |
2184 | |
a0d0e21e |
2185 | enum { |
2186 | fallback_amg, abs_amg, |
2187 | bool__amg, nomethod_amg, |
2188 | string_amg, numer_amg, |
2189 | add_amg, add_ass_amg, |
2190 | subtr_amg, subtr_ass_amg, |
2191 | mult_amg, mult_ass_amg, |
2192 | div_amg, div_ass_amg, |
2193 | mod_amg, mod_ass_amg, |
2194 | pow_amg, pow_ass_amg, |
2195 | lshift_amg, lshift_ass_amg, |
2196 | rshift_amg, rshift_ass_amg, |
748a9306 |
2197 | band_amg, band_ass_amg, |
2198 | bor_amg, bor_ass_amg, |
2199 | bxor_amg, bxor_ass_amg, |
a0d0e21e |
2200 | lt_amg, le_amg, |
2201 | gt_amg, ge_amg, |
2202 | eq_amg, ne_amg, |
2203 | ncmp_amg, scmp_amg, |
2204 | slt_amg, sle_amg, |
2205 | sgt_amg, sge_amg, |
2206 | seq_amg, sne_amg, |
a0d0e21e |
2207 | not_amg, compl_amg, |
2208 | inc_amg, dec_amg, |
2209 | atan2_amg, cos_amg, |
2210 | sin_amg, exp_amg, |
2211 | log_amg, sqrt_amg, |
2212 | repeat_amg, repeat_ass_amg, |
748a9306 |
2213 | concat_amg, concat_ass_amg, |
2214 | copy_amg, neg_amg |
a0d0e21e |
2215 | }; |
c0315cdf |
2216 | |
2217 | /* |
2218 | * some compilers like to redefine cos et alia as faster |
2219 | * (and less accurate?) versions called F_cos et cetera (Quidquid |
2220 | * latine dictum sit, altum viditur.) This trick collides with |
2221 | * the Perl overloading (amg). The following #defines fool both. |
2222 | */ |
2223 | |
2224 | #ifdef _FASTMATH |
2225 | # ifdef atan2 |
2226 | # define F_atan2_amg atan2_amg |
2227 | # endif |
2228 | # ifdef cos |
2229 | # define F_cos_amg cos_amg |
2230 | # endif |
2231 | # ifdef exp |
2232 | # define F_exp_amg exp_amg |
2233 | # endif |
2234 | # ifdef log |
2235 | # define F_log_amg log_amg |
2236 | # endif |
2237 | # ifdef pow |
2238 | # define F_pow_amg pow_amg |
2239 | # endif |
2240 | # ifdef sin |
2241 | # define F_sin_amg sin_amg |
2242 | # endif |
2243 | # ifdef sqrt |
2244 | # define F_sqrt_amg sqrt_amg |
2245 | # endif |
2246 | #endif /* _FASTMATH */ |
2247 | |
a0d0e21e |
2248 | #endif /* OVERLOAD */ |
2249 | |
84902520 |
2250 | #define PERLDB_ALL 0xff |
2251 | #define PERLDBf_SUB 0x01 /* Debug sub enter/exit. */ |
2252 | #define PERLDBf_LINE 0x02 /* Keep line #. */ |
2253 | #define PERLDBf_NOOPT 0x04 /* Switch off optimizations. */ |
2254 | #define PERLDBf_INTER 0x08 /* Preserve more data for |
2255 | later inspections. */ |
2256 | #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines. */ |
2257 | #define PERLDBf_SINGLE 0x20 /* Start with single-step on. */ |
2258 | |
2259 | #define PERLDB_SUB (perldb && (perldb & PERLDBf_SUB)) |
2260 | #define PERLDB_LINE (perldb && (perldb & PERLDBf_LINE)) |
2261 | #define PERLDB_NOOPT (perldb && (perldb & PERLDBf_NOOPT)) |
2262 | #define PERLDB_INTER (perldb && (perldb & PERLDBf_INTER)) |
2263 | #define PERLDB_SUBLINE (perldb && (perldb & PERLDBf_SUBLINE)) |
2264 | #define PERLDB_SINGLE (perldb && (perldb & PERLDBf_SINGLE)) |
2265 | |
36477c24 |
2266 | #ifdef USE_LOCALE_COLLATE |
bbce6d69 |
2267 | EXT U32 collation_ix; /* Collation generation index */ |
2268 | EXT char * collation_name; /* Name of current collation */ |
2269 | EXT bool collation_standard INIT(TRUE); /* Assume simple collation */ |
2270 | EXT Size_t collxfrm_base; /* Basic overhead in *xfrm() */ |
2271 | EXT Size_t collxfrm_mult INIT(2); /* Expansion factor in *xfrm() */ |
36477c24 |
2272 | #endif /* USE_LOCALE_COLLATE */ |
bbce6d69 |
2273 | |
36477c24 |
2274 | #ifdef USE_LOCALE_NUMERIC |
bbce6d69 |
2275 | |
2276 | EXT char * numeric_name; /* Name of current numeric locale */ |
2277 | EXT bool numeric_standard INIT(TRUE); /* Assume simple numerics */ |
2278 | EXT bool numeric_local INIT(TRUE); /* Assume local numerics */ |
2279 | |
36477c24 |
2280 | #define SET_NUMERIC_STANDARD() \ |
2281 | STMT_START { \ |
2282 | if (! numeric_standard) \ |
2283 | perl_set_numeric_standard(); \ |
2284 | } STMT_END |
2285 | |
2286 | #define SET_NUMERIC_LOCAL() \ |
2287 | STMT_START { \ |
2288 | if (! numeric_local) \ |
2289 | perl_set_numeric_local(); \ |
2290 | } STMT_END |
bbce6d69 |
2291 | |
36477c24 |
2292 | #else /* !USE_LOCALE_NUMERIC */ |
bbce6d69 |
2293 | |
36477c24 |
2294 | #define SET_NUMERIC_STANDARD() /**/ |
2295 | #define SET_NUMERIC_LOCAL() /**/ |
bbce6d69 |
2296 | |
36477c24 |
2297 | #endif /* !USE_LOCALE_NUMERIC */ |
a0d0e21e |
2298 | |
760ac839 |
2299 | #if !defined(PERLIO_IS_STDIO) && defined(HAS_ATTRIBUTE) |
2300 | /* |
2301 | * Now we have __attribute__ out of the way |
2302 | * Remap printf |
2303 | */ |
2304 | #define printf PerlIO_stdoutf |
2305 | #endif |
2306 | |
fba3b22e |
2307 | /* |
2308 | * nice_chunk and nice_chunk size need to be set |
2309 | * and queried under the protection of sv_mutex |
2310 | */ |
2311 | #define offer_nice_chunk(chunk, chunk_size) do { \ |
2312 | MUTEX_LOCK(&sv_mutex); \ |
2313 | if (!nice_chunk) { \ |
2314 | nice_chunk = (char*)(chunk); \ |
2315 | nice_chunk_size = (chunk_size); \ |
2316 | } \ |
2317 | MUTEX_UNLOCK(&sv_mutex); \ |
2318 | } while (0) |
2319 | |
85e6fe83 |
2320 | #endif /* Include guard */ |
a6e633de |
2321 | |